Home / 8,959,197.60-13,428,298.80-6,712,711.20

Finding the Fourth Proportional to 8,959,197.60, 13,428,298.80 and 6,712,711.20

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Solution

The fourth proportional to 8,959,197.60, 13,428,298.80 and 6,712,711.20 is: 10,061,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959,197.60 : 13,428,298.80 = 6,712,711.20 : x
  2. Step 2: Convert to fraction form
    8,959,197.60/13,428,298.80 = 6,712,711.20/x
  3. Step 3: Cross multiply
    8,959,197.60x = 13,428,298.80 × 6,712,711.20
  4. Step 4: Simplify right side
    8,959,197.60x = 90,140,291,751,706.56
  5. Step 5: Solve for x
    x = 90,140,291,751,706.56/8,959,197.60
  6. Step 6: Final answer
    x = 10,061,201.44

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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.