Home / 11,154,931.20-16,732,396.80-3,974,572.80

Finding the Fourth Proportional to 11,154,931.20, 16,732,396.80 and 3,974,572.80

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Solution

The fourth proportional to 11,154,931.20, 16,732,396.80 and 3,974,572.80 is: 5,961,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154,931.20 : 16,732,396.80 = 3,974,572.80 : x
  2. Step 2: Convert to fraction form
    11,154,931.20/16,732,396.80 = 3,974,572.80/x
  3. Step 3: Cross multiply
    11,154,931.20x = 16,732,396.80 × 3,974,572.80
  4. Step 4: Simplify right side
    11,154,931.20x = 66,504,129,200,087.04
  5. Step 5: Solve for x
    x = 66,504,129,200,087.04/11,154,931.20
  6. Step 6: Final answer
    x = 5,961,859.20

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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.