Home / 71,615,512.31-107,346,787.00-40,843,832.83

Finding the Fourth Proportional to 71,615,512.31, 107,346,787.00 and 40,843,832.83

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Solution

The fourth proportional to 71,615,512.31, 107,346,787.00 and 40,843,832.83 is: 61,222,130.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,615,512.31 : 107,346,787.00 = 40,843,832.83 : x
  2. Step 2: Convert to fraction form
    71,615,512.31/107,346,787.00 = 40,843,832.83/x
  3. Step 3: Cross multiply
    71,615,512.31x = 107,346,787.00 × 40,843,832.83
  4. Step 4: Simplify right side
    71,615,512.31x = 4,384,454,222,695,141
  5. Step 5: Solve for x
    x = 4,384,454,222,695,141/71,615,512.31
  6. Step 6: Final answer
    x = 61,222,130.26

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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.