Home / 42,011,247.60-63,016,871.40-15,087,625.20

Finding the Fourth Proportional to 42,011,247.60, 63,016,871.40 and 15,087,625.20

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Solution

The fourth proportional to 42,011,247.60, 63,016,871.40 and 15,087,625.20 is: 22,631,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,011,247.60 : 63,016,871.40 = 15,087,625.20 : x
  2. Step 2: Convert to fraction form
    42,011,247.60/63,016,871.40 = 15,087,625.20/x
  3. Step 3: Cross multiply
    42,011,247.60x = 63,016,871.40 × 15,087,625.20
  4. Step 4: Simplify right side
    42,011,247.60x = 950,774,936,959,799.25
  5. Step 5: Solve for x
    x = 950,774,936,959,799.25/42,011,247.60
  6. Step 6: Final answer
    x = 22,631,437.80

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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.