Home / 19,440,123.10-29,168,479.05-9,337,543.90

Finding the Fourth Proportional to 19,440,123.10, 29,168,479.05 and 9,337,543.90

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Solution

The fourth proportional to 19,440,123.10, 29,168,479.05 and 9,337,543.90 is: 14,010,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,123.10 : 29,168,479.05 = 9,337,543.90 : x
  2. Step 2: Convert to fraction form
    19,440,123.10/29,168,479.05 = 9,337,543.90/x
  3. Step 3: Cross multiply
    19,440,123.10x = 29,168,479.05 × 9,337,543.90
  4. Step 4: Simplify right side
    19,440,123.10x = 272,361,953,625,605.31
  5. Step 5: Solve for x
    x = 272,361,953,625,605.31/19,440,123.10
  6. Step 6: Final answer
    x = 14,010,299.84

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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.