Home / 12,375,632.52-17,078,115.51-6,868,684.31

Finding the Fourth Proportional to 12,375,632.52, 17,078,115.51 and 6,868,684.31

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Solution

The fourth proportional to 12,375,632.52, 17,078,115.51 and 6,868,684.31 is: 9,478,641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,632.52 : 17,078,115.51 = 6,868,684.31 : x
  2. Step 2: Convert to fraction form
    12,375,632.52/17,078,115.51 = 6,868,684.31/x
  3. Step 3: Cross multiply
    12,375,632.52x = 17,078,115.51 × 6,868,684.31
  4. Step 4: Simplify right side
    12,375,632.52x = 117,304,183,962,514.08
  5. Step 5: Solve for x
    x = 117,304,183,962,514.08/12,375,632.52
  6. Step 6: Final answer
    x = 9,478,641.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.