Home / 12,560,197.60-17,332,084.56-7,127,689.60

Finding the Fourth Proportional to 12,560,197.60, 17,332,084.56 and 7,127,689.60

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Solution

The fourth proportional to 12,560,197.60, 17,332,084.56 and 7,127,689.60 is: 9,835,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560,197.60 : 17,332,084.56 = 7,127,689.60 : x
  2. Step 2: Convert to fraction form
    12,560,197.60/17,332,084.56 = 7,127,689.60/x
  3. Step 3: Cross multiply
    12,560,197.60x = 17,332,084.56 × 7,127,689.60
  4. Step 4: Simplify right side
    12,560,197.60x = 123,537,718,864,632.56
  5. Step 5: Solve for x
    x = 123,537,718,864,632.56/12,560,197.60
  6. Step 6: Final answer
    x = 9,835,650.90

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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.