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Finding the Fourth Proportional to 43,892,798.94, 65,839,010.37 and 11,103,678.18

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Solution

The fourth proportional to 43,892,798.94, 65,839,010.37 and 11,103,678.18 is: 16,655,469.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,892,798.94 : 65,839,010.37 = 11,103,678.18 : x
  2. Step 2: Convert to fraction form
    43,892,798.94/65,839,010.37 = 11,103,678.18/x
  3. Step 3: Cross multiply
    43,892,798.94x = 65,839,010.37 × 11,103,678.18
  4. Step 4: Simplify right side
    43,892,798.94x = 731,055,182,838,162.62
  5. Step 5: Solve for x
    x = 731,055,182,838,162.62/43,892,798.94
  6. Step 6: Final answer
    x = 16,655,469.70

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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.