Home / 6,654,438.60-9,981,657.90-2,668,211.40

Finding the Fourth Proportional to 6,654,438.60, 9,981,657.90 and 2,668,211.40

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Solution

The fourth proportional to 6,654,438.60, 9,981,657.90 and 2,668,211.40 is: 4,002,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654,438.60 : 9,981,657.90 = 2,668,211.40 : x
  2. Step 2: Convert to fraction form
    6,654,438.60/9,981,657.90 = 2,668,211.40/x
  3. Step 3: Cross multiply
    6,654,438.60x = 9,981,657.90 × 2,668,211.40
  4. Step 4: Simplify right side
    6,654,438.60x = 26,633,173,399,680.06
  5. Step 5: Solve for x
    x = 26,633,173,399,680.06/6,654,438.60
  6. Step 6: Final answer
    x = 4,002,317.10

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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.