Home / 22,127,940.48-33,172,978.68-8,490,873.18

Finding the Fourth Proportional to 22,127,940.48, 33,172,978.68 and 8,490,873.18

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Solution

The fourth proportional to 22,127,940.48, 33,172,978.68 and 8,490,873.18 is: 12,729,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,127,940.48 : 33,172,978.68 = 8,490,873.18 : x
  2. Step 2: Convert to fraction form
    22,127,940.48/33,172,978.68 = 8,490,873.18/x
  3. Step 3: Cross multiply
    22,127,940.48x = 33,172,978.68 × 8,490,873.18
  4. Step 4: Simplify right side
    22,127,940.48x = 281,667,554,974,723.81
  5. Step 5: Solve for x
    x = 281,667,554,974,723.81/22,127,940.48
  6. Step 6: Final answer
    x = 12,729,045.22

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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.