Home / 6,218,332.16-8,581,910.40-3,639,856.64

Finding the Fourth Proportional to 6,218,332.16, 8,581,910.40 and 3,639,856.64

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Solution

The fourth proportional to 6,218,332.16, 8,581,910.40 and 3,639,856.64 is: 5,023,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218,332.16 : 8,581,910.40 = 3,639,856.64 : x
  2. Step 2: Convert to fraction form
    6,218,332.16/8,581,910.40 = 3,639,856.64/x
  3. Step 3: Cross multiply
    6,218,332.16x = 8,581,910.40 × 3,639,856.64
  4. Step 4: Simplify right side
    6,218,332.16x = 31,236,923,553,325.06
  5. Step 5: Solve for x
    x = 31,236,923,553,325.06/6,218,332.16
  6. Step 6: Final answer
    x = 5,023,360.40

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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.