Home / 5,160,780.38-7,736,057.19-2,423,427.56

Finding the Fourth Proportional to 5,160,780.38, 7,736,057.19 and 2,423,427.56

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Solution

The fourth proportional to 5,160,780.38, 7,736,057.19 and 2,423,427.56 is: 3,632,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,780.38 : 7,736,057.19 = 2,423,427.56 : x
  2. Step 2: Convert to fraction form
    5,160,780.38/7,736,057.19 = 2,423,427.56/x
  3. Step 3: Cross multiply
    5,160,780.38x = 7,736,057.19 × 2,423,427.56
  4. Step 4: Simplify right side
    5,160,780.38x = 18,747,774,199,982.16
  5. Step 5: Solve for x
    x = 18,747,774,199,982.16/5,160,780.38
  6. Step 6: Final answer
    x = 3,632,740.17

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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.