Home / 18,788,327.91-25,927,452.48-11,053,867.53

Finding the Fourth Proportional to 18,788,327.91, 25,927,452.48 and 11,053,867.53

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Solution

The fourth proportional to 18,788,327.91, 25,927,452.48 and 11,053,867.53 is: 15,254,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,788,327.91 : 25,927,452.48 = 11,053,867.53 : x
  2. Step 2: Convert to fraction form
    18,788,327.91/25,927,452.48 = 11,053,867.53/x
  3. Step 3: Cross multiply
    18,788,327.91x = 25,927,452.48 × 11,053,867.53
  4. Step 4: Simplify right side
    18,788,327.91x = 286,598,625,104,289.94
  5. Step 5: Solve for x
    x = 286,598,625,104,289.94/18,788,327.91
  6. Step 6: Final answer
    x = 15,254,078.30

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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.