Home / 73,615,956.06-101,590,422.39-42,694,458.78

Finding the Fourth Proportional to 73,615,956.06, 101,590,422.39 and 42,694,458.78

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Solution

The fourth proportional to 73,615,956.06, 101,590,422.39 and 42,694,458.78 is: 58,918,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,615,956.06 : 101,590,422.39 = 42,694,458.78 : x
  2. Step 2: Convert to fraction form
    73,615,956.06/101,590,422.39 = 42,694,458.78/x
  3. Step 3: Cross multiply
    73,615,956.06x = 101,590,422.39 × 42,694,458.78
  4. Step 4: Simplify right side
    73,615,956.06x = 4,337,348,101,172,644
  5. Step 5: Solve for x
    x = 4,337,348,101,172,644/73,615,956.06
  6. Step 6: Final answer
    x = 58,918,586.86

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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.