Home / 28,088,469.24-42,132,703.87-7,893,711.24

Finding the Fourth Proportional to 28,088,469.24, 42,132,703.87 and 7,893,711.24

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Solution

The fourth proportional to 28,088,469.24, 42,132,703.87 and 7,893,711.24 is: 11,840,566.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088,469.24 : 42,132,703.87 = 7,893,711.24 : x
  2. Step 2: Convert to fraction form
    28,088,469.24/42,132,703.87 = 7,893,711.24/x
  3. Step 3: Cross multiply
    28,088,469.24x = 42,132,703.87 × 7,893,711.24
  4. Step 4: Simplify right side
    28,088,469.24x = 332,583,398,090,476.25
  5. Step 5: Solve for x
    x = 332,583,398,090,476.25/28,088,469.24
  6. Step 6: Final answer
    x = 11,840,566.86

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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.