Home / 21,498,800.28-32,247,999.72-8,716,266.36

Finding the Fourth Proportional to 21,498,800.28, 32,247,999.72 and 8,716,266.36

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Solution

The fourth proportional to 21,498,800.28, 32,247,999.72 and 8,716,266.36 is: 13,074,318.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,800.28 : 32,247,999.72 = 8,716,266.36 : x
  2. Step 2: Convert to fraction form
    21,498,800.28/32,247,999.72 = 8,716,266.36/x
  3. Step 3: Cross multiply
    21,498,800.28x = 32,247,999.72 × 8,716,266.36
  4. Step 4: Simplify right side
    21,498,800.28x = 281,082,155,136,725.38
  5. Step 5: Solve for x
    x = 281,082,155,136,725.38/21,498,800.28
  6. Step 6: Final answer
    x = 13,074,318.17

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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.