Home / 42,644,805-63,952,241.10-11,931,133.50

Finding the Fourth Proportional to 42,644,805, 63,952,241.10 and 11,931,133.50

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Solution

The fourth proportional to 42,644,805, 63,952,241.10 and 11,931,133.50 is: 17,892,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,644,805 : 63,952,241.10 = 11,931,133.50 : x
  2. Step 2: Convert to fraction form
    42,644,805/63,952,241.10 = 11,931,133.50/x
  3. Step 3: Cross multiply
    42,644,805x = 63,952,241.10 × 11,931,133.50
  4. Step 4: Simplify right side
    42,644,805x = 763,022,726,188,286.88
  5. Step 5: Solve for x
    x = 763,022,726,188,286.88/42,644,805
  6. Step 6: Final answer
    x = 17,892,512.96

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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.