Home / 10,879,438.85-15,013,704.76-5,917,923.03

Finding the Fourth Proportional to 10,879,438.85, 15,013,704.76 and 5,917,923.03

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Solution

The fourth proportional to 10,879,438.85, 15,013,704.76 and 5,917,923.03 is: 8,166,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,879,438.85 : 15,013,704.76 = 5,917,923.03 : x
  2. Step 2: Convert to fraction form
    10,879,438.85/15,013,704.76 = 5,917,923.03/x
  3. Step 3: Cross multiply
    10,879,438.85x = 15,013,704.76 × 5,917,923.03
  4. Step 4: Simplify right side
    10,879,438.85x = 88,849,949,140,695.23
  5. Step 5: Solve for x
    x = 88,849,949,140,695.23/10,879,438.85
  6. Step 6: Final answer
    x = 8,166,776.83

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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.