Home / 43,923,981.85-65,885,641.07-13,218,428.95

Finding the Fourth Proportional to 43,923,981.85, 65,885,641.07 and 13,218,428.95

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Solution

The fourth proportional to 43,923,981.85, 65,885,641.07 and 13,218,428.95 is: 19,827,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,923,981.85 : 65,885,641.07 = 13,218,428.95 : x
  2. Step 2: Convert to fraction form
    43,923,981.85/65,885,641.07 = 13,218,428.95/x
  3. Step 3: Cross multiply
    43,923,981.85x = 65,885,641.07 × 13,218,428.95
  4. Step 4: Simplify right side
    43,923,981.85x = 870,904,665,078,190.62
  5. Step 5: Solve for x
    x = 870,904,665,078,190.62/43,923,981.85
  6. Step 6: Final answer
    x = 19,827,543.60

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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.