Home / 9,172,910.60-12,658,758.18-5,043,120.52

Finding the Fourth Proportional to 9,172,910.60, 12,658,758.18 and 5,043,120.52

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Solution

The fourth proportional to 9,172,910.60, 12,658,758.18 and 5,043,120.52 is: 6,959,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,910.60 : 12,658,758.18 = 5,043,120.52 : x
  2. Step 2: Convert to fraction form
    9,172,910.60/12,658,758.18 = 5,043,120.52/x
  3. Step 3: Cross multiply
    9,172,910.60x = 12,658,758.18 × 5,043,120.52
  4. Step 4: Simplify right side
    9,172,910.60x = 63,839,643,135,275.84
  5. Step 5: Solve for x
    x = 63,839,643,135,275.84/9,172,910.60
  6. Step 6: Final answer
    x = 6,959,584.14

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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.