Home / 7,169,508.91-10,743,831.36-4,431,209.95

Finding the Fourth Proportional to 7,169,508.91, 10,743,831.36 and 4,431,209.95

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Solution

The fourth proportional to 7,169,508.91, 10,743,831.36 and 4,431,209.95 is: 6,640,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169,508.91 : 10,743,831.36 = 4,431,209.95 : x
  2. Step 2: Convert to fraction form
    7,169,508.91/10,743,831.36 = 4,431,209.95/x
  3. Step 3: Cross multiply
    7,169,508.91x = 10,743,831.36 × 4,431,209.95
  4. Step 4: Simplify right side
    7,169,508.91x = 47,608,172,423,554.03
  5. Step 5: Solve for x
    x = 47,608,172,423,554.03/7,169,508.91
  6. Step 6: Final answer
    x = 6,640,367.29

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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.