Home / 6,643,500.90-9,965,251.35-6,517,529.70

Finding the Fourth Proportional to 6,643,500.90, 9,965,251.35 and 6,517,529.70

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Solution

The fourth proportional to 6,643,500.90, 9,965,251.35 and 6,517,529.70 is: 9,776,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,500.90 : 9,965,251.35 = 6,517,529.70 : x
  2. Step 2: Convert to fraction form
    6,643,500.90/9,965,251.35 = 6,517,529.70/x
  3. Step 3: Cross multiply
    6,643,500.90x = 9,965,251.35 × 6,517,529.70
  4. Step 4: Simplify right side
    6,643,500.90x = 64,948,821,641,590.09
  5. Step 5: Solve for x
    x = 64,948,821,641,590.09/6,643,500.90
  6. Step 6: Final answer
    x = 9,776,294.55

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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.