Home / 18,125,106.66-25,012,751.22-9,865,149.26

Finding the Fourth Proportional to 18,125,106.66, 25,012,751.22 and 9,865,149.26

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Solution

The fourth proportional to 18,125,106.66, 25,012,751.22 and 9,865,149.26 is: 13,613,962.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,106.66 : 25,012,751.22 = 9,865,149.26 : x
  2. Step 2: Convert to fraction form
    18,125,106.66/25,012,751.22 = 9,865,149.26/x
  3. Step 3: Cross multiply
    18,125,106.66x = 25,012,751.22 × 9,865,149.26
  4. Step 4: Simplify right side
    18,125,106.66x = 246,754,524,063,483.34
  5. Step 5: Solve for x
    x = 246,754,524,063,483.34/18,125,106.66
  6. Step 6: Final answer
    x = 13,613,962.59

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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.