Home / 6,352,220.40-8,765,910.18-3,561,158.72

Finding the Fourth Proportional to 6,352,220.40, 8,765,910.18 and 3,561,158.72

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Solution

The fourth proportional to 6,352,220.40, 8,765,910.18 and 3,561,158.72 is: 4,914,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352,220.40 : 8,765,910.18 = 3,561,158.72 : x
  2. Step 2: Convert to fraction form
    6,352,220.40/8,765,910.18 = 3,561,158.72/x
  3. Step 3: Cross multiply
    6,352,220.40x = 8,765,910.18 × 3,561,158.72
  4. Step 4: Simplify right side
    6,352,220.40x = 31,216,797,476,243.77
  5. Step 5: Solve for x
    x = 31,216,797,476,243.77/6,352,220.40
  6. Step 6: Final answer
    x = 4,914,312.71

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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.