Home / 6,629,483.88-9,148,782.12-3,913,229.88

Finding the Fourth Proportional to 6,629,483.88, 9,148,782.12 and 3,913,229.88

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Solution

The fourth proportional to 6,629,483.88, 9,148,782.12 and 3,913,229.88 is: 5,400,312.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,483.88 : 9,148,782.12 = 3,913,229.88 : x
  2. Step 2: Convert to fraction form
    6,629,483.88/9,148,782.12 = 3,913,229.88/x
  3. Step 3: Cross multiply
    6,629,483.88x = 9,148,782.12 × 3,913,229.88
  4. Step 4: Simplify right side
    6,629,483.88x = 35,801,287,557,593.74
  5. Step 5: Solve for x
    x = 35,801,287,557,593.74/6,629,483.88
  6. Step 6: Final answer
    x = 5,400,312.94

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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.