Home / 12,335,740.72-17,025,103.47-7,107,747.46

Finding the Fourth Proportional to 12,335,740.72, 17,025,103.47 and 7,107,747.46

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Solution

The fourth proportional to 12,335,740.72, 17,025,103.47 and 7,107,747.46 is: 9,809,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,740.72 : 17,025,103.47 = 7,107,747.46 : x
  2. Step 2: Convert to fraction form
    12,335,740.72/17,025,103.47 = 7,107,747.46/x
  3. Step 3: Cross multiply
    12,335,740.72x = 17,025,103.47 × 7,107,747.46
  4. Step 4: Simplify right side
    12,335,740.72x = 121,010,135,945,129.67
  5. Step 5: Solve for x
    x = 121,010,135,945,129.67/12,335,740.72
  6. Step 6: Final answer
    x = 9,809,717.85

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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.