Home / 6,290,491.92-9,419,729.04-4,157,379.60

Finding the Fourth Proportional to 6,290,491.92, 9,419,729.04 and 4,157,379.60

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Solution

The fourth proportional to 6,290,491.92, 9,419,729.04 and 4,157,379.60 is: 6,225,489.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290,491.92 : 9,419,729.04 = 4,157,379.60 : x
  2. Step 2: Convert to fraction form
    6,290,491.92/9,419,729.04 = 4,157,379.60/x
  3. Step 3: Cross multiply
    6,290,491.92x = 9,419,729.04 × 4,157,379.60
  4. Step 4: Simplify right side
    6,290,491.92x = 39,161,389,348,423.58
  5. Step 5: Solve for x
    x = 39,161,389,348,423.58/6,290,491.92
  6. Step 6: Final answer
    x = 6,225,489.17

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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.