Home / 41,176,643.28-61,724,799.72-19,605,449.04

Finding the Fourth Proportional to 41,176,643.28, 61,724,799.72 and 19,605,449.04

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Solution

The fourth proportional to 41,176,643.28, 61,724,799.72 and 19,605,449.04 is: 29,389,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,176,643.28 : 61,724,799.72 = 19,605,449.04 : x
  2. Step 2: Convert to fraction form
    41,176,643.28/61,724,799.72 = 19,605,449.04/x
  3. Step 3: Cross multiply
    41,176,643.28x = 61,724,799.72 × 19,605,449.04
  4. Step 4: Simplify right side
    41,176,643.28x = 1,210,142,415,414,666.25
  5. Step 5: Solve for x
    x = 1,210,142,415,414,666.25/41,176,643.28
  6. Step 6: Final answer
    x = 29,389,049.69

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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.