Home / 12,482,648.10-18,726,021.45-3,846,750.08

Finding the Fourth Proportional to 12,482,648.10, 18,726,021.45 and 3,846,750.08

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Solution

The fourth proportional to 12,482,648.10, 18,726,021.45 and 3,846,750.08 is: 5,770,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,648.10 : 18,726,021.45 = 3,846,750.08 : x
  2. Step 2: Convert to fraction form
    12,482,648.10/18,726,021.45 = 3,846,750.08/x
  3. Step 3: Cross multiply
    12,482,648.10x = 18,726,021.45 × 3,846,750.08
  4. Step 4: Simplify right side
    12,482,648.10x = 72,034,324,417,239.11
  5. Step 5: Solve for x
    x = 72,034,324,417,239.11/12,482,648.10
  6. Step 6: Final answer
    x = 5,770,756.64

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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.