Home / 10,643,997.60-15,961,330.80-4,252,125.60

Finding the Fourth Proportional to 10,643,997.60, 15,961,330.80 and 4,252,125.60

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Solution

The fourth proportional to 10,643,997.60, 15,961,330.80 and 4,252,125.60 is: 6,376,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643,997.60 : 15,961,330.80 = 4,252,125.60 : x
  2. Step 2: Convert to fraction form
    10,643,997.60/15,961,330.80 = 4,252,125.60/x
  3. Step 3: Cross multiply
    10,643,997.60x = 15,961,330.80 × 4,252,125.60
  4. Step 4: Simplify right side
    10,643,997.60x = 67,869,583,304,748.48
  5. Step 5: Solve for x
    x = 67,869,583,304,748.48/10,643,997.60
  6. Step 6: Final answer
    x = 6,376,324.56

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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.