Home / 6,480,442.20-9,715,997.70-3,641,424.60

Finding the Fourth Proportional to 6,480,442.20, 9,715,997.70 and 3,641,424.60

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Solution

The fourth proportional to 6,480,442.20, 9,715,997.70 and 3,641,424.60 is: 5,459,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,442.20 : 9,715,997.70 = 3,641,424.60 : x
  2. Step 2: Convert to fraction form
    6,480,442.20/9,715,997.70 = 3,641,424.60/x
  3. Step 3: Cross multiply
    6,480,442.20x = 9,715,997.70 × 3,641,424.60
  4. Step 4: Simplify right side
    6,480,442.20x = 35,380,073,038,323.42
  5. Step 5: Solve for x
    x = 35,380,073,038,323.42/6,480,442.20
  6. Step 6: Final answer
    x = 5,459,515.25

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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.