Home / 66,231,305.55-99,339,134.75-17,712,919.95

Finding the Fourth Proportional to 66,231,305.55, 99,339,134.75 and 17,712,919.95

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Solution

The fourth proportional to 66,231,305.55, 99,339,134.75 and 17,712,919.95 is: 26,567,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,231,305.55 : 99,339,134.75 = 17,712,919.95 : x
  2. Step 2: Convert to fraction form
    66,231,305.55/99,339,134.75 = 17,712,919.95/x
  3. Step 3: Cross multiply
    66,231,305.55x = 99,339,134.75 × 17,712,919.95
  4. Step 4: Simplify right side
    66,231,305.55x = 1,759,586,141,640,448.75
  5. Step 5: Solve for x
    x = 1,759,586,141,640,448.75/66,231,305.55
  6. Step 6: Final answer
    x = 26,567,287.58

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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.