Home / 57,454,884.45-86,175,960.44-20,565,301.10

Finding the Fourth Proportional to 57,454,884.45, 86,175,960.44 and 20,565,301.10

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Solution

The fourth proportional to 57,454,884.45, 86,175,960.44 and 20,565,301.10 is: 30,845,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454,884.45 : 86,175,960.44 = 20,565,301.10 : x
  2. Step 2: Convert to fraction form
    57,454,884.45/86,175,960.44 = 20,565,301.10/x
  3. Step 3: Cross multiply
    57,454,884.45x = 86,175,960.44 × 20,565,301.10
  4. Step 4: Simplify right side
    57,454,884.45x = 1,772,234,573,496,582
  5. Step 5: Solve for x
    x = 1,772,234,573,496,582/57,454,884.45
  6. Step 6: Final answer
    x = 30,845,672.92

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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.