Home / 9,139,645.56-13,627,757.49-8,888,539.72

Finding the Fourth Proportional to 9,139,645.56, 13,627,757.49 and 8,888,539.72

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Solution

The fourth proportional to 9,139,645.56, 13,627,757.49 and 8,888,539.72 is: 13,253,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,645.56 : 13,627,757.49 = 8,888,539.72 : x
  2. Step 2: Convert to fraction form
    9,139,645.56/13,627,757.49 = 8,888,539.72/x
  3. Step 3: Cross multiply
    9,139,645.56x = 13,627,757.49 × 8,888,539.72
  4. Step 4: Simplify right side
    9,139,645.56x = 121,130,863,744,392.52
  5. Step 5: Solve for x
    x = 121,130,863,744,392.52/9,139,645.56
  6. Step 6: Final answer
    x = 13,253,343.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.