Home / 7,154,277.66-9,875,471.24-4,253,661.61

Finding the Fourth Proportional to 7,154,277.66, 9,875,471.24 and 4,253,661.61

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Solution

The fourth proportional to 7,154,277.66, 9,875,471.24 and 4,253,661.61 is: 5,871,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,277.66 : 9,875,471.24 = 4,253,661.61 : x
  2. Step 2: Convert to fraction form
    7,154,277.66/9,875,471.24 = 4,253,661.61/x
  3. Step 3: Cross multiply
    7,154,277.66x = 9,875,471.24 × 4,253,661.61
  4. Step 4: Simplify right side
    7,154,277.66x = 42,006,912,873,515.89
  5. Step 5: Solve for x
    x = 42,006,912,873,515.89/7,154,277.66
  6. Step 6: Final answer
    x = 5,871,579.90

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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.