Home / 12,674,632.39-17,491,932.16-7,093,438.20

Finding the Fourth Proportional to 12,674,632.39, 17,491,932.16 and 7,093,438.20

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Solution

The fourth proportional to 12,674,632.39, 17,491,932.16 and 7,093,438.20 is: 9,789,470.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,632.39 : 17,491,932.16 = 7,093,438.20 : x
  2. Step 2: Convert to fraction form
    12,674,632.39/17,491,932.16 = 7,093,438.20/x
  3. Step 3: Cross multiply
    12,674,632.39x = 17,491,932.16 × 7,093,438.20
  4. Step 4: Simplify right side
    12,674,632.39x = 124,077,939,757,818.91
  5. Step 5: Solve for x
    x = 124,077,939,757,818.91/12,674,632.39
  6. Step 6: Final answer
    x = 9,789,470.49

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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.