Home / 8,717,019.76-13,066,853.88-4,162,744.72

Finding the Fourth Proportional to 8,717,019.76, 13,066,853.88 and 4,162,744.72

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Solution

The fourth proportional to 8,717,019.76, 13,066,853.88 and 4,162,744.72 is: 6,239,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717,019.76 : 13,066,853.88 = 4,162,744.72 : x
  2. Step 2: Convert to fraction form
    8,717,019.76/13,066,853.88 = 4,162,744.72/x
  3. Step 3: Cross multiply
    8,717,019.76x = 13,066,853.88 × 4,162,744.72
  4. Step 4: Simplify right side
    8,717,019.76x = 54,393,976,995,981.52
  5. Step 5: Solve for x
    x = 54,393,976,995,981.52/8,717,019.76
  6. Step 6: Final answer
    x = 6,239,974.04

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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.