Home / 9,248,152.16-12,754,020.84-7,940,997.92

Finding the Fourth Proportional to 9,248,152.16, 12,754,020.84 and 7,940,997.92

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Solution

The fourth proportional to 9,248,152.16, 12,754,020.84 and 7,940,997.92 is: 10,951,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248,152.16 : 12,754,020.84 = 7,940,997.92 : x
  2. Step 2: Convert to fraction form
    9,248,152.16/12,754,020.84 = 7,940,997.92/x
  3. Step 3: Cross multiply
    9,248,152.16x = 12,754,020.84 × 7,940,997.92
  4. Step 4: Simplify right side
    9,248,152.16x = 101,279,652,962,076.66
  5. Step 5: Solve for x
    x = 101,279,652,962,076.66/9,248,152.16
  6. Step 6: Final answer
    x = 10,951,339.38

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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.