Home / 15,672,540.90-23,508,811.35-13,153,116.90

Finding the Fourth Proportional to 15,672,540.90, 23,508,811.35 and 13,153,116.90

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Solution

The fourth proportional to 15,672,540.90, 23,508,811.35 and 13,153,116.90 is: 19,729,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,540.90 : 23,508,811.35 = 13,153,116.90 : x
  2. Step 2: Convert to fraction form
    15,672,540.90/23,508,811.35 = 13,153,116.90/x
  3. Step 3: Cross multiply
    15,672,540.90x = 23,508,811.35 × 13,153,116.90
  4. Step 4: Simplify right side
    15,672,540.90x = 309,214,143,866,596.81
  5. Step 5: Solve for x
    x = 309,214,143,866,596.81/15,672,540.90
  6. Step 6: Final answer
    x = 19,729,675.35

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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.