Home / 28,445,170.92-42,667,777.11-6,879,793.37

Finding the Fourth Proportional to 28,445,170.92, 42,667,777.11 and 6,879,793.37

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Solution

The fourth proportional to 28,445,170.92, 42,667,777.11 and 6,879,793.37 is: 10,319,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445,170.92 : 42,667,777.11 = 6,879,793.37 : x
  2. Step 2: Convert to fraction form
    28,445,170.92/42,667,777.11 = 6,879,793.37/x
  3. Step 3: Cross multiply
    28,445,170.92x = 42,667,777.11 × 6,879,793.37
  4. Step 4: Simplify right side
    28,445,170.92x = 293,545,490,126,482.38
  5. Step 5: Solve for x
    x = 293,545,490,126,482.38/28,445,170.92
  6. Step 6: Final answer
    x = 10,319,695.07

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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.