Home / 5,161,008.33-7,121,788.07-2,869,029.45

Finding the Fourth Proportional to 5,161,008.33, 7,121,788.07 and 2,869,029.45

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Solution

The fourth proportional to 5,161,008.33, 7,121,788.07 and 2,869,029.45 is: 3,959,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,008.33 : 7,121,788.07 = 2,869,029.45 : x
  2. Step 2: Convert to fraction form
    5,161,008.33/7,121,788.07 = 2,869,029.45/x
  3. Step 3: Cross multiply
    5,161,008.33x = 7,121,788.07 × 2,869,029.45
  4. Step 4: Simplify right side
    5,161,008.33x = 20,432,619,695,143.52
  5. Step 5: Solve for x
    x = 20,432,619,695,143.52/5,161,008.33
  6. Step 6: Final answer
    x = 3,959,036.37

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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.