Home / 15,037,021.04-20,751,104.40-8,161,504.52

Finding the Fourth Proportional to 15,037,021.04, 20,751,104.40 and 8,161,504.52

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Solution

The fourth proportional to 15,037,021.04, 20,751,104.40 and 8,161,504.52 is: 11,262,884.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,021.04 : 20,751,104.40 = 8,161,504.52 : x
  2. Step 2: Convert to fraction form
    15,037,021.04/20,751,104.40 = 8,161,504.52/x
  3. Step 3: Cross multiply
    15,037,021.04x = 20,751,104.40 × 8,161,504.52
  4. Step 4: Simplify right side
    15,037,021.04x = 169,360,232,376,864
  5. Step 5: Solve for x
    x = 169,360,232,376,864/15,037,021.04
  6. Step 6: Final answer
    x = 11,262,884.58

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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.