Home / 66,471,329.34-99,712,037.34-17,948,476.98

Finding the Fourth Proportional to 66,471,329.34, 99,712,037.34 and 17,948,476.98

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Solution

The fourth proportional to 66,471,329.34, 99,712,037.34 and 17,948,476.98 is: 26,924,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,471,329.34 : 99,712,037.34 = 17,948,476.98 : x
  2. Step 2: Convert to fraction form
    66,471,329.34/99,712,037.34 = 17,948,476.98/x
  3. Step 3: Cross multiply
    66,471,329.34x = 99,712,037.34 × 17,948,476.98
  4. Step 4: Simplify right side
    66,471,329.34x = 1,789,679,206,825,890.50
  5. Step 5: Solve for x
    x = 1,789,679,206,825,890.50/66,471,329.34
  6. Step 6: Final answer
    x = 26,924,077.26

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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.