Home / 28,377,527.11-39,160,987.25-15,324,785.15

Finding the Fourth Proportional to 28,377,527.11, 39,160,987.25 and 15,324,785.15

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Solution

The fourth proportional to 28,377,527.11, 39,160,987.25 and 15,324,785.15 is: 21,148,203.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377,527.11 : 39,160,987.25 = 15,324,785.15 : x
  2. Step 2: Convert to fraction form
    28,377,527.11/39,160,987.25 = 15,324,785.15/x
  3. Step 3: Cross multiply
    28,377,527.11x = 39,160,987.25 × 15,324,785.15
  4. Step 4: Simplify right side
    28,377,527.11x = 600,133,715,595,710.38
  5. Step 5: Solve for x
    x = 600,133,715,595,710.38/28,377,527.11
  6. Step 6: Final answer
    x = 21,148,203.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.