Home / 10,395,375.27-15,516,923.12-9,168,205.83

Finding the Fourth Proportional to 10,395,375.27, 15,516,923.12 and 9,168,205.83

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Solution

The fourth proportional to 10,395,375.27, 15,516,923.12 and 9,168,205.83 is: 13,685,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395,375.27 : 15,516,923.12 = 9,168,205.83 : x
  2. Step 2: Convert to fraction form
    10,395,375.27/15,516,923.12 = 9,168,205.83/x
  3. Step 3: Cross multiply
    10,395,375.27x = 15,516,923.12 × 9,168,205.83
  4. Step 4: Simplify right side
    10,395,375.27x = 142,262,344,966,604.75
  5. Step 5: Solve for x
    x = 142,262,344,966,604.75/10,395,375.27
  6. Step 6: Final answer
    x = 13,685,157.22

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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.