Home / 18,671,010.30-28,006,515.45-5,892,806.70

Finding the Fourth Proportional to 18,671,010.30, 28,006,515.45 and 5,892,806.70

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Solution

The fourth proportional to 18,671,010.30, 28,006,515.45 and 5,892,806.70 is: 8,839,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,671,010.30 : 28,006,515.45 = 5,892,806.70 : x
  2. Step 2: Convert to fraction form
    18,671,010.30/28,006,515.45 = 5,892,806.70/x
  3. Step 3: Cross multiply
    18,671,010.30x = 28,006,515.45 × 5,892,806.70
  4. Step 4: Simplify right side
    18,671,010.30x = 165,036,981,887,413.53
  5. Step 5: Solve for x
    x = 165,036,981,887,413.53/18,671,010.30
  6. Step 6: Final answer
    x = 8,839,210.05

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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.