Home / 5,371,336.80-8,057,005.20-5,315,349.60

Finding the Fourth Proportional to 5,371,336.80, 8,057,005.20 and 5,315,349.60

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Solution

The fourth proportional to 5,371,336.80, 8,057,005.20 and 5,315,349.60 is: 7,973,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371,336.80 : 8,057,005.20 = 5,315,349.60 : x
  2. Step 2: Convert to fraction form
    5,371,336.80/8,057,005.20 = 5,315,349.60/x
  3. Step 3: Cross multiply
    5,371,336.80x = 8,057,005.20 × 5,315,349.60
  4. Step 4: Simplify right side
    5,371,336.80x = 42,825,799,367,017.92
  5. Step 5: Solve for x
    x = 42,825,799,367,017.92/5,371,336.80
  6. Step 6: Final answer
    x = 7,973,024.40

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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.