Home / 10,873,277.61-15,005,508.57-5,978,872.32

Finding the Fourth Proportional to 10,873,277.61, 15,005,508.57 and 5,978,872.32

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Solution

The fourth proportional to 10,873,277.61, 15,005,508.57 and 5,978,872.32 is: 8,251,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,277.61 : 15,005,508.57 = 5,978,872.32 : x
  2. Step 2: Convert to fraction form
    10,873,277.61/15,005,508.57 = 5,978,872.32/x
  3. Step 3: Cross multiply
    10,873,277.61x = 15,005,508.57 × 5,978,872.32
  4. Step 4: Simplify right side
    10,873,277.61x = 89,716,019,836,695.78
  5. Step 5: Solve for x
    x = 89,716,019,836,695.78/10,873,277.61
  6. Step 6: Final answer
    x = 8,251,055.76

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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.