Home / 6,503,702.40-9,736,891.20-3,984,278.40

Finding the Fourth Proportional to 6,503,702.40, 9,736,891.20 and 3,984,278.40

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Solution

The fourth proportional to 6,503,702.40, 9,736,891.20 and 3,984,278.40 is: 5,964,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,702.40 : 9,736,891.20 = 3,984,278.40 : x
  2. Step 2: Convert to fraction form
    6,503,702.40/9,736,891.20 = 3,984,278.40/x
  3. Step 3: Cross multiply
    6,503,702.40x = 9,736,891.20 × 3,984,278.40
  4. Step 4: Simplify right side
    6,503,702.40x = 38,794,485,291,310.08
  5. Step 5: Solve for x
    x = 38,794,485,291,310.08/6,503,702.40
  6. Step 6: Final answer
    x = 5,964,984.70

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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.