Home / 13,532,793.25-18,675,234.49-7,337,828.71

Finding the Fourth Proportional to 13,532,793.25, 18,675,234.49 and 7,337,828.71

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Solution

The fourth proportional to 13,532,793.25, 18,675,234.49 and 7,337,828.71 is: 10,126,192.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,793.25 : 18,675,234.49 = 7,337,828.71 : x
  2. Step 2: Convert to fraction form
    13,532,793.25/18,675,234.49 = 7,337,828.71/x
  3. Step 3: Cross multiply
    13,532,793.25x = 18,675,234.49 × 7,337,828.71
  4. Step 4: Simplify right side
    13,532,793.25x = 137,035,671,720,413.92
  5. Step 5: Solve for x
    x = 137,035,671,720,413.92/13,532,793.25
  6. Step 6: Final answer
    x = 10,126,192.66

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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.