Home / 84,217,803.83-126,338,756.27-25,930,413.62

Finding the Fourth Proportional to 84,217,803.83, 126,338,756.27 and 25,930,413.62

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Solution

The fourth proportional to 84,217,803.83, 126,338,756.27 and 25,930,413.62 is: 38,899,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,217,803.83 : 126,338,756.27 = 25,930,413.62 : x
  2. Step 2: Convert to fraction form
    84,217,803.83/126,338,756.27 = 25,930,413.62/x
  3. Step 3: Cross multiply
    84,217,803.83x = 126,338,756.27 × 25,930,413.62
  4. Step 4: Simplify right side
    84,217,803.83x = 3,276,016,206,029,892.50
  5. Step 5: Solve for x
    x = 3,276,016,206,029,892.50/84,217,803.83
  6. Step 6: Final answer
    x = 38,899,330.75

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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.