Home / 57,029,956.77-85,510,772.86-18,151,615.38

Finding the Fourth Proportional to 57,029,956.77, 85,510,772.86 and 18,151,615.38

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Solution

The fourth proportional to 57,029,956.77, 85,510,772.86 and 18,151,615.38 is: 27,216,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,029,956.77 : 85,510,772.86 = 18,151,615.38 : x
  2. Step 2: Convert to fraction form
    57,029,956.77/85,510,772.86 = 18,151,615.38/x
  3. Step 3: Cross multiply
    57,029,956.77x = 85,510,772.86 × 18,151,615.38
  4. Step 4: Simplify right side
    57,029,956.77x = 1,552,158,659,801,262.50
  5. Step 5: Solve for x
    x = 1,552,158,659,801,262.50/57,029,956.77
  6. Step 6: Final answer
    x = 27,216,549.82

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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.