Home / 8,264,873.52-12,397,435.02-3,147,586.74

Finding the Fourth Proportional to 8,264,873.52, 12,397,435.02 and 3,147,586.74

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Solution

The fourth proportional to 8,264,873.52, 12,397,435.02 and 3,147,586.74 is: 4,721,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,873.52 : 12,397,435.02 = 3,147,586.74 : x
  2. Step 2: Convert to fraction form
    8,264,873.52/12,397,435.02 = 3,147,586.74/x
  3. Step 3: Cross multiply
    8,264,873.52x = 12,397,435.02 × 3,147,586.74
  4. Step 4: Simplify right side
    8,264,873.52x = 39,022,002,078,963.63
  5. Step 5: Solve for x
    x = 39,022,002,078,963.63/8,264,873.52
  6. Step 6: Final answer
    x = 4,721,427.62

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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.