Home / 15,870,234.01-21,901,162.90-8,902,456.11

Finding the Fourth Proportional to 15,870,234.01, 21,901,162.90 and 8,902,456.11

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Solution

The fourth proportional to 15,870,234.01, 21,901,162.90 and 8,902,456.11 is: 12,285,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,870,234.01 : 21,901,162.90 = 8,902,456.11 : x
  2. Step 2: Convert to fraction form
    15,870,234.01/21,901,162.90 = 8,902,456.11/x
  3. Step 3: Cross multiply
    15,870,234.01x = 21,901,162.90 × 8,902,456.11
  4. Step 4: Simplify right side
    15,870,234.01x = 194,974,141,452,954.19
  5. Step 5: Solve for x
    x = 194,974,141,452,954.19/15,870,234.01
  6. Step 6: Final answer
    x = 12,285,524.04

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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.