Home / 6,709,560.89-9,257,964.05-3,957,109.61

Finding the Fourth Proportional to 6,709,560.89, 9,257,964.05 and 3,957,109.61

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Solution

The fourth proportional to 6,709,560.89, 9,257,964.05 and 3,957,109.61 is: 5,460,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,709,560.89 : 9,257,964.05 = 3,957,109.61 : x
  2. Step 2: Convert to fraction form
    6,709,560.89/9,257,964.05 = 3,957,109.61/x
  3. Step 3: Cross multiply
    6,709,560.89x = 9,257,964.05 × 3,957,109.61
  4. Step 4: Simplify right side
    6,709,560.89x = 36,634,778,474,892.48
  5. Step 5: Solve for x
    x = 36,634,778,474,892.48/6,709,560.89
  6. Step 6: Final answer
    x = 5,460,085.85

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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.