Home / 6,471,219.47-8,930,469.78-3,570,797.12

Finding the Fourth Proportional to 6,471,219.47, 8,930,469.78 and 3,570,797.12

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Solution

The fourth proportional to 6,471,219.47, 8,930,469.78 and 3,570,797.12 is: 4,927,803.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471,219.47 : 8,930,469.78 = 3,570,797.12 : x
  2. Step 2: Convert to fraction form
    6,471,219.47/8,930,469.78 = 3,570,797.12/x
  3. Step 3: Cross multiply
    6,471,219.47x = 8,930,469.78 × 3,570,797.12
  4. Step 4: Simplify right side
    6,471,219.47x = 31,888,895,726,018.68
  5. Step 5: Solve for x
    x = 31,888,895,726,018.68/6,471,219.47
  6. Step 6: Final answer
    x = 4,927,803.16

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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.