Home / 5,122,481.44-7,069,026.92-2,830,642.14

Finding the Fourth Proportional to 5,122,481.44, 7,069,026.92 and 2,830,642.14

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Solution

The fourth proportional to 5,122,481.44, 7,069,026.92 and 2,830,642.14 is: 3,906,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,481.44 : 7,069,026.92 = 2,830,642.14 : x
  2. Step 2: Convert to fraction form
    5,122,481.44/7,069,026.92 = 2,830,642.14/x
  3. Step 3: Cross multiply
    5,122,481.44x = 7,069,026.92 × 2,830,642.14
  4. Step 4: Simplify right side
    5,122,481.44x = 20,009,885,488,546.41
  5. Step 5: Solve for x
    x = 20,009,885,488,546.41/5,122,481.44
  6. Step 6: Final answer
    x = 3,906,287.55

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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.