Home / 66,231,299.20-99,339,125.20-17,712,913.58

Finding the Fourth Proportional to 66,231,299.20, 99,339,125.20 and 17,712,913.58

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Solution

The fourth proportional to 66,231,299.20, 99,339,125.20 and 17,712,913.58 is: 26,567,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,231,299.20 : 99,339,125.20 = 17,712,913.58 : x
  2. Step 2: Convert to fraction form
    66,231,299.20/99,339,125.20 = 17,712,913.58/x
  3. Step 3: Cross multiply
    66,231,299.20x = 99,339,125.20 × 17,712,913.58
  4. Step 4: Simplify right side
    66,231,299.20x = 1,759,585,339,780,400
  5. Step 5: Solve for x
    x = 1,759,585,339,780,400/66,231,299.20
  6. Step 6: Final answer
    x = 26,567,278.02

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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.