Home / 6,459,892.20-9,679,340.70-5,557,098.60

Finding the Fourth Proportional to 6,459,892.20, 9,679,340.70 and 5,557,098.60

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Solution

The fourth proportional to 6,459,892.20, 9,679,340.70 and 5,557,098.60 is: 8,326,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,892.20 : 9,679,340.70 = 5,557,098.60 : x
  2. Step 2: Convert to fraction form
    6,459,892.20/9,679,340.70 = 5,557,098.60/x
  3. Step 3: Cross multiply
    6,459,892.20x = 9,679,340.70 × 5,557,098.60
  4. Step 4: Simplify right side
    6,459,892.20x = 53,789,050,652,893.02
  5. Step 5: Solve for x
    x = 53,789,050,652,893.02/6,459,892.20
  6. Step 6: Final answer
    x = 8,326,617.38

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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.