Home / 19,690,234.20-29,488,112.10-9,581,045.40

Finding the Fourth Proportional to 19,690,234.20, 29,488,112.10 and 9,581,045.40

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Solution

The fourth proportional to 19,690,234.20, 29,488,112.10 and 9,581,045.40 is: 14,348,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690,234.20 : 29,488,112.10 = 9,581,045.40 : x
  2. Step 2: Convert to fraction form
    19,690,234.20/29,488,112.10 = 9,581,045.40/x
  3. Step 3: Cross multiply
    19,690,234.20x = 29,488,112.10 × 9,581,045.40
  4. Step 4: Simplify right side
    19,690,234.20x = 282,526,940,790,389.38
  5. Step 5: Solve for x
    x = 282,526,940,790,389.38/19,690,234.20
  6. Step 6: Final answer
    x = 14,348,582.04

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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.