Home / 76,652,424.52-105,780,775.62-43,612,672.95

Finding the Fourth Proportional to 76,652,424.52, 105,780,775.62 and 43,612,672.95

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Solution

The fourth proportional to 76,652,424.52, 105,780,775.62 and 43,612,672.95 is: 60,185,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,652,424.52 : 105,780,775.62 = 43,612,672.95 : x
  2. Step 2: Convert to fraction form
    76,652,424.52/105,780,775.62 = 43,612,672.95/x
  3. Step 3: Cross multiply
    76,652,424.52x = 105,780,775.62 × 43,612,672.95
  4. Step 4: Simplify right side
    76,652,424.52x = 4,613,382,371,512,394
  5. Step 5: Solve for x
    x = 4,613,382,371,512,394/76,652,424.52
  6. Step 6: Final answer
    x = 60,185,733.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.