Home / 42,591,282.36-63,897,671.42-11,885,836.38

Finding the Fourth Proportional to 42,591,282.36, 63,897,671.42 and 11,885,836.38

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Solution

The fourth proportional to 42,591,282.36, 63,897,671.42 and 11,885,836.38 is: 17,831,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,591,282.36 : 63,897,671.42 = 11,885,836.38 : x
  2. Step 2: Convert to fraction form
    42,591,282.36/63,897,671.42 = 11,885,836.38/x
  3. Step 3: Cross multiply
    42,591,282.36x = 63,897,671.42 × 11,885,836.38
  4. Step 4: Simplify right side
    42,591,282.36x = 759,477,267,561,122.38
  5. Step 5: Solve for x
    x = 759,477,267,561,122.38/42,591,282.36
  6. Step 6: Final answer
    x = 17,831,753.95

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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.