Home / 9,072,873.48-12,512,155.35-6,621,601.87

Finding the Fourth Proportional to 9,072,873.48, 12,512,155.35 and 6,621,601.87

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Solution

The fourth proportional to 9,072,873.48, 12,512,155.35 and 6,621,601.87 is: 9,131,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,873.48 : 12,512,155.35 = 6,621,601.87 : x
  2. Step 2: Convert to fraction form
    9,072,873.48/12,512,155.35 = 6,621,601.87/x
  3. Step 3: Cross multiply
    9,072,873.48x = 12,512,155.35 × 6,621,601.87
  4. Step 4: Simplify right side
    9,072,873.48x = 82,850,511,303,761.70
  5. Step 5: Solve for x
    x = 82,850,511,303,761.70/9,072,873.48
  6. Step 6: Final answer
    x = 9,131,672.72

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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.