Home / 10,432,040.72-15,644,130.44-4,367,191.73

Finding the Fourth Proportional to 10,432,040.72, 15,644,130.44 and 4,367,191.73

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Solution

The fourth proportional to 10,432,040.72, 15,644,130.44 and 4,367,191.73 is: 6,549,142.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,040.72 : 15,644,130.44 = 4,367,191.73 : x
  2. Step 2: Convert to fraction form
    10,432,040.72/15,644,130.44 = 4,367,191.73/x
  3. Step 3: Cross multiply
    10,432,040.72x = 15,644,130.44 × 4,367,191.73
  4. Step 4: Simplify right side
    10,432,040.72x = 68,320,916,980,552.65
  5. Step 5: Solve for x
    x = 68,320,916,980,552.65/10,432,040.72
  6. Step 6: Final answer
    x = 6,549,142.09

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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.