Home / 19,678,348.80-29,523,052.80-9,581,299.20

Finding the Fourth Proportional to 19,678,348.80, 29,523,052.80 and 9,581,299.20

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Solution

The fourth proportional to 19,678,348.80, 29,523,052.80 and 9,581,299.20 is: 14,374,641.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,678,348.80 : 29,523,052.80 = 9,581,299.20 : x
  2. Step 2: Convert to fraction form
    19,678,348.80/29,523,052.80 = 9,581,299.20/x
  3. Step 3: Cross multiply
    19,678,348.80x = 29,523,052.80 × 9,581,299.20
  4. Step 4: Simplify right side
    19,678,348.80x = 282,869,202,174,197.75
  5. Step 5: Solve for x
    x = 282,869,202,174,197.75/19,678,348.80
  6. Step 6: Final answer
    x = 14,374,641.14

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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.