Home / 10,079,684.98-15,115,323.54-3,161,381.90

Finding the Fourth Proportional to 10,079,684.98, 15,115,323.54 and 3,161,381.90

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Solution

The fourth proportional to 10,079,684.98, 15,115,323.54 and 3,161,381.90 is: 4,740,754.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079,684.98 : 15,115,323.54 = 3,161,381.90 : x
  2. Step 2: Convert to fraction form
    10,079,684.98/15,115,323.54 = 3,161,381.90/x
  3. Step 3: Cross multiply
    10,079,684.98x = 15,115,323.54 × 3,161,381.90
  4. Step 4: Simplify right side
    10,079,684.98x = 47,785,310,176,423.30
  5. Step 5: Solve for x
    x = 47,785,310,176,423.30/10,079,684.98
  6. Step 6: Final answer
    x = 4,740,754.33

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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.