Home / 5,351,101.29-7,381,431.51-3,415,179.83

Finding the Fourth Proportional to 5,351,101.29, 7,381,431.51 and 3,415,179.83

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Solution

The fourth proportional to 5,351,101.29, 7,381,431.51 and 3,415,179.83 is: 4,710,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351,101.29 : 7,381,431.51 = 3,415,179.83 : x
  2. Step 2: Convert to fraction form
    5,351,101.29/7,381,431.51 = 3,415,179.83/x
  3. Step 3: Cross multiply
    5,351,101.29x = 7,381,431.51 × 3,415,179.83
  4. Step 4: Simplify right side
    5,351,101.29x = 25,208,915,972,571.29
  5. Step 5: Solve for x
    x = 25,208,915,972,571.29/5,351,101.29
  6. Step 6: Final answer
    x = 4,710,977.16

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Double scale
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1.5x scale

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.