Home / 8,713,030.20-13,069,545.30-5,349,132.60

Finding the Fourth Proportional to 8,713,030.20, 13,069,545.30 and 5,349,132.60

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Solution

The fourth proportional to 8,713,030.20, 13,069,545.30 and 5,349,132.60 is: 8,023,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,030.20 : 13,069,545.30 = 5,349,132.60 : x
  2. Step 2: Convert to fraction form
    8,713,030.20/13,069,545.30 = 5,349,132.60/x
  3. Step 3: Cross multiply
    8,713,030.20x = 13,069,545.30 × 5,349,132.60
  4. Step 4: Simplify right side
    8,713,030.20x = 69,910,730,831,406.78
  5. Step 5: Solve for x
    x = 69,910,730,831,406.78/8,713,030.20
  6. Step 6: Final answer
    x = 8,023,698.90

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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.