Home / 19,442,420.90-29,156,632.95-9,854,612.90

Finding the Fourth Proportional to 19,442,420.90, 29,156,632.95 and 9,854,612.90

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Solution

The fourth proportional to 19,442,420.90, 29,156,632.95 and 9,854,612.90 is: 14,778,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,420.90 : 29,156,632.95 = 9,854,612.90 : x
  2. Step 2: Convert to fraction form
    19,442,420.90/29,156,632.95 = 9,854,612.90/x
  3. Step 3: Cross multiply
    19,442,420.90x = 29,156,632.95 × 9,854,612.90
  4. Step 4: Simplify right side
    19,442,420.90x = 287,327,331,189,635.06
  5. Step 5: Solve for x
    x = 287,327,331,189,635.06/19,442,420.90
  6. Step 6: Final answer
    x = 14,778,372.13

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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.