Home / 13,110,963.90-18,094,452.89-7,606,022.46

Finding the Fourth Proportional to 13,110,963.90, 18,094,452.89 and 7,606,022.46

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Solution

The fourth proportional to 13,110,963.90, 18,094,452.89 and 7,606,022.46 is: 10,497,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,963.90 : 18,094,452.89 = 7,606,022.46 : x
  2. Step 2: Convert to fraction form
    13,110,963.90/18,094,452.89 = 7,606,022.46/x
  3. Step 3: Cross multiply
    13,110,963.90x = 18,094,452.89 × 7,606,022.46
  4. Step 4: Simplify right side
    13,110,963.90x = 137,626,815,121,432.77
  5. Step 5: Solve for x
    x = 137,626,815,121,432.77/13,110,963.90
  6. Step 6: Final answer
    x = 10,497,078.33

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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.