Home / 85,785,963.54-128,687,365.26-24,377,956.02

Finding the Fourth Proportional to 85,785,963.54, 128,687,365.26 and 24,377,956.02

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Solution

The fourth proportional to 85,785,963.54, 128,687,365.26 and 24,377,956.02 is: 36,569,326.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,785,963.54 : 128,687,365.26 = 24,377,956.02 : x
  2. Step 2: Convert to fraction form
    85,785,963.54/128,687,365.26 = 24,377,956.02/x
  3. Step 3: Cross multiply
    85,785,963.54x = 128,687,365.26 × 24,377,956.02
  4. Step 4: Simplify right side
    85,785,963.54x = 3,137,134,930,637,956
  5. Step 5: Solve for x
    x = 3,137,134,930,637,956/85,785,963.54
  6. Step 6: Final answer
    x = 36,569,326.74

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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.