Home / 46,765,512.90-70,148,269.35-21,256,344.90

Finding the Fourth Proportional to 46,765,512.90, 70,148,269.35 and 21,256,344.90

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Solution

The fourth proportional to 46,765,512.90, 70,148,269.35 and 21,256,344.90 is: 31,884,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,765,512.90 : 70,148,269.35 = 21,256,344.90 : x
  2. Step 2: Convert to fraction form
    46,765,512.90/70,148,269.35 = 21,256,344.90/x
  3. Step 3: Cross multiply
    46,765,512.90x = 70,148,269.35 × 21,256,344.90
  4. Step 4: Simplify right side
    46,765,512.90x = 1,491,095,807,441,698.50
  5. Step 5: Solve for x
    x = 1,491,095,807,441,698.50/46,765,512.90
  6. Step 6: Final answer
    x = 31,884,517.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.