Home / 39,691,104.71-59,449,855.03-28,141,563.17

Finding the Fourth Proportional to 39,691,104.71, 59,449,855.03 and 28,141,563.17

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Solution

The fourth proportional to 39,691,104.71, 59,449,855.03 and 28,141,563.17 is: 42,150,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,691,104.71 : 59,449,855.03 = 28,141,563.17 : x
  2. Step 2: Convert to fraction form
    39,691,104.71/59,449,855.03 = 28,141,563.17/x
  3. Step 3: Cross multiply
    39,691,104.71x = 59,449,855.03 × 28,141,563.17
  4. Step 4: Simplify right side
    39,691,104.71x = 1,673,011,850,852,358
  5. Step 5: Solve for x
    x = 1,673,011,850,852,358/39,691,104.71
  6. Step 6: Final answer
    x = 42,150,800.87

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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.