Home / 18,193,203.71-25,108,822.74-10,354,621.89

Finding the Fourth Proportional to 18,193,203.71, 25,108,822.74 and 10,354,621.89

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Solution

The fourth proportional to 18,193,203.71, 25,108,822.74 and 10,354,621.89 is: 14,290,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193,203.71 : 25,108,822.74 = 10,354,621.89 : x
  2. Step 2: Convert to fraction form
    18,193,203.71/25,108,822.74 = 10,354,621.89/x
  3. Step 3: Cross multiply
    18,193,203.71x = 25,108,822.74 × 10,354,621.89
  4. Step 4: Simplify right side
    18,193,203.71x = 259,992,365,575,733.78
  5. Step 5: Solve for x
    x = 259,992,365,575,733.78/18,193,203.71
  6. Step 6: Final answer
    x = 14,290,631.26

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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.