Home / 6,474,331.40-9,715,385.10-2,687,419.40

Finding the Fourth Proportional to 6,474,331.40, 9,715,385.10 and 2,687,419.40

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Solution

The fourth proportional to 6,474,331.40, 9,715,385.10 and 2,687,419.40 is: 4,032,742.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,331.40 : 9,715,385.10 = 2,687,419.40 : x
  2. Step 2: Convert to fraction form
    6,474,331.40/9,715,385.10 = 2,687,419.40/x
  3. Step 3: Cross multiply
    6,474,331.40x = 9,715,385.10 × 2,687,419.40
  4. Step 4: Simplify right side
    6,474,331.40x = 26,109,314,396,210.94
  5. Step 5: Solve for x
    x = 26,109,314,396,210.94/6,474,331.40
  6. Step 6: Final answer
    x = 4,032,742.96

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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.