Home / 10,431,453.76-15,644,145.12-4,040,280.64

Finding the Fourth Proportional to 10,431,453.76, 15,644,145.12 and 4,040,280.64

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Solution

The fourth proportional to 10,431,453.76, 15,644,145.12 and 4,040,280.64 is: 6,059,245.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,453.76 : 15,644,145.12 = 4,040,280.64 : x
  2. Step 2: Convert to fraction form
    10,431,453.76/15,644,145.12 = 4,040,280.64/x
  3. Step 3: Cross multiply
    10,431,453.76x = 15,644,145.12 × 4,040,280.64
  4. Step 4: Simplify right side
    10,431,453.76x = 63,206,736,657,686.48
  5. Step 5: Solve for x
    x = 63,206,736,657,686.48/10,431,453.76
  6. Step 6: Final answer
    x = 6,059,245.25

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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.