Home / 11,309,989.96-15,607,982.10-6,153,387.40

Finding the Fourth Proportional to 11,309,989.96, 15,607,982.10 and 6,153,387.40

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Solution

The fourth proportional to 11,309,989.96, 15,607,982.10 and 6,153,387.40 is: 8,491,781.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,309,989.96 : 15,607,982.10 = 6,153,387.40 : x
  2. Step 2: Convert to fraction form
    11,309,989.96/15,607,982.10 = 6,153,387.40/x
  3. Step 3: Cross multiply
    11,309,989.96x = 15,607,982.10 × 6,153,387.40
  4. Step 4: Simplify right side
    11,309,989.96x = 96,041,960,393,565.55
  5. Step 5: Solve for x
    x = 96,041,960,393,565.55/11,309,989.96
  6. Step 6: Final answer
    x = 8,491,781.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.