Home / 4,000,077.18-5,520,121.16-2,164,535.49

Finding the Fourth Proportional to 4,000,077.18, 5,520,121.16 and 2,164,535.49

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Solution

The fourth proportional to 4,000,077.18, 5,520,121.16 and 2,164,535.49 is: 2,987,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,077.18 : 5,520,121.16 = 2,164,535.49 : x
  2. Step 2: Convert to fraction form
    4,000,077.18/5,520,121.16 = 2,164,535.49/x
  3. Step 3: Cross multiply
    4,000,077.18x = 5,520,121.16 × 2,164,535.49
  4. Step 4: Simplify right side
    4,000,077.18x = 11,948,498,149,097.29
  5. Step 5: Solve for x
    x = 11,948,498,149,097.29/4,000,077.18
  6. Step 6: Final answer
    x = 2,987,066.90

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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.