Home / 10,079,684.91-15,115,323.45-3,161,381.83

Finding the Fourth Proportional to 10,079,684.91, 15,115,323.45 and 3,161,381.83

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Solution

The fourth proportional to 10,079,684.91, 15,115,323.45 and 3,161,381.83 is: 4,740,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079,684.91 : 15,115,323.45 = 3,161,381.83 : x
  2. Step 2: Convert to fraction form
    10,079,684.91/15,115,323.45 = 3,161,381.83/x
  3. Step 3: Cross multiply
    10,079,684.91x = 15,115,323.45 × 3,161,381.83
  4. Step 4: Simplify right side
    10,079,684.91x = 47,785,308,871,614.60
  5. Step 5: Solve for x
    x = 47,785,308,871,614.60/10,079,684.91
  6. Step 6: Final answer
    x = 4,740,754.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.