Home / 6,464,976.40-9,691,243.80-5,024,861.20

Finding the Fourth Proportional to 6,464,976.40, 9,691,243.80 and 5,024,861.20

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Solution

The fourth proportional to 6,464,976.40, 9,691,243.80 and 5,024,861.20 is: 7,532,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,976.40 : 9,691,243.80 = 5,024,861.20 : x
  2. Step 2: Convert to fraction form
    6,464,976.40/9,691,243.80 = 5,024,861.20/x
  3. Step 3: Cross multiply
    6,464,976.40x = 9,691,243.80 × 5,024,861.20
  4. Step 4: Simplify right side
    6,464,976.40x = 48,697,154,950,360.56
  5. Step 5: Solve for x
    x = 48,697,154,950,360.56/6,464,976.40
  6. Step 6: Final answer
    x = 7,532,456.72

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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.