Home / 9,078,577.20-12,528,059.52-4,948,517.44

Finding the Fourth Proportional to 9,078,577.20, 12,528,059.52 and 4,948,517.44

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Solution

The fourth proportional to 9,078,577.20, 12,528,059.52 and 4,948,517.44 is: 6,828,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,577.20 : 12,528,059.52 = 4,948,517.44 : x
  2. Step 2: Convert to fraction form
    9,078,577.20/12,528,059.52 = 4,948,517.44/x
  3. Step 3: Cross multiply
    9,078,577.20x = 12,528,059.52 × 4,948,517.44
  4. Step 4: Simplify right side
    9,078,577.20x = 61,995,321,024,078.03
  5. Step 5: Solve for x
    x = 61,995,321,024,078.03/9,078,577.20
  6. Step 6: Final answer
    x = 6,828,748.56

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1.5x scale

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.