Home / 13,100,957.92-18,079,393.64-7,597,595.72

Finding the Fourth Proportional to 13,100,957.92, 18,079,393.64 and 7,597,595.72

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Solution

The fourth proportional to 13,100,957.92, 18,079,393.64 and 7,597,595.72 is: 10,484,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100,957.92 : 18,079,393.64 = 7,597,595.72 : x
  2. Step 2: Convert to fraction form
    13,100,957.92/18,079,393.64 = 7,597,595.72/x
  3. Step 3: Cross multiply
    13,100,957.92x = 18,079,393.64 × 7,597,595.72
  4. Step 4: Simplify right side
    13,100,957.92x = 137,359,923,739,459.22
  5. Step 5: Solve for x
    x = 137,359,923,739,459.22/13,100,957.92
  6. Step 6: Final answer
    x = 10,484,723.68

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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.