Home / 9,000,211.38-12,420,218.61-4,925,820.66

Finding the Fourth Proportional to 9,000,211.38, 12,420,218.61 and 4,925,820.66

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Solution

The fourth proportional to 9,000,211.38, 12,420,218.61 and 4,925,820.66 is: 6,797,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,211.38 : 12,420,218.61 = 4,925,820.66 : x
  2. Step 2: Convert to fraction form
    9,000,211.38/12,420,218.61 = 4,925,820.66/x
  3. Step 3: Cross multiply
    9,000,211.38x = 12,420,218.61 × 4,925,820.66
  4. Step 4: Simplify right side
    9,000,211.38x = 61,179,769,430,854.48
  5. Step 5: Solve for x
    x = 61,179,769,430,854.48/9,000,211.38
  6. Step 6: Final answer
    x = 6,797,592.51

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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.