Home / 29,947,187.32-44,919,009.78-8,381,311.72

Finding the Fourth Proportional to 29,947,187.32, 44,919,009.78 and 8,381,311.72

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Solution

The fourth proportional to 29,947,187.32, 44,919,009.78 and 8,381,311.72 is: 12,571,471.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,947,187.32 : 44,919,009.78 = 8,381,311.72 : x
  2. Step 2: Convert to fraction form
    29,947,187.32/44,919,009.78 = 8,381,311.72/x
  3. Step 3: Cross multiply
    29,947,187.32x = 44,919,009.78 × 8,381,311.72
  4. Step 4: Simplify right side
    29,947,187.32x = 376,480,223,119,908.62
  5. Step 5: Solve for x
    x = 376,480,223,119,908.62/29,947,187.32
  6. Step 6: Final answer
    x = 12,571,471.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.