Home / 66,451,937.07-99,677,905.61-17,929,790.88

Finding the Fourth Proportional to 66,451,937.07, 99,677,905.61 and 17,929,790.88

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Solution

The fourth proportional to 66,451,937.07, 99,677,905.61 and 17,929,790.88 is: 26,894,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,451,937.07 : 99,677,905.61 = 17,929,790.88 : x
  2. Step 2: Convert to fraction form
    66,451,937.07/99,677,905.61 = 17,929,790.88/x
  3. Step 3: Cross multiply
    66,451,937.07x = 99,677,905.61 × 17,929,790.88
  4. Step 4: Simplify right side
    66,451,937.07x = 1,787,204,002,854,029.75
  5. Step 5: Solve for x
    x = 1,787,204,002,854,029.75/66,451,937.07
  6. Step 6: Final answer
    x = 26,894,686.32

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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.