Home / 10,729,423.40-16,090,635.90-3,996,962.60

Finding the Fourth Proportional to 10,729,423.40, 16,090,635.90 and 3,996,962.60

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Solution

The fourth proportional to 10,729,423.40, 16,090,635.90 and 3,996,962.60 is: 5,994,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729,423.40 : 16,090,635.90 = 3,996,962.60 : x
  2. Step 2: Convert to fraction form
    10,729,423.40/16,090,635.90 = 3,996,962.60/x
  3. Step 3: Cross multiply
    10,729,423.40x = 16,090,635.90 × 3,996,962.60
  4. Step 4: Simplify right side
    10,729,423.40x = 64,313,669,902,517.34
  5. Step 5: Solve for x
    x = 64,313,669,902,517.34/10,729,423.40
  6. Step 6: Final answer
    x = 5,994,140.37

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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.