Home / 8,112,993.95-11,195,488.10-4,441,200.20

Finding the Fourth Proportional to 8,112,993.95, 11,195,488.10 and 4,441,200.20

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Solution

The fourth proportional to 8,112,993.95, 11,195,488.10 and 4,441,200.20 is: 6,128,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,993.95 : 11,195,488.10 = 4,441,200.20 : x
  2. Step 2: Convert to fraction form
    8,112,993.95/11,195,488.10 = 4,441,200.20/x
  3. Step 3: Cross multiply
    8,112,993.95x = 11,195,488.10 × 4,441,200.20
  4. Step 4: Simplify right side
    8,112,993.95x = 49,721,403,985,926.26
  5. Step 5: Solve for x
    x = 49,721,403,985,926.26/8,112,993.95
  6. Step 6: Final answer
    x = 6,128,613.47

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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.