Home / 18,339,620.67-25,308,938.43-10,080,446.56

Finding the Fourth Proportional to 18,339,620.67, 25,308,938.43 and 10,080,446.56

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Solution

The fourth proportional to 18,339,620.67, 25,308,938.43 and 10,080,446.56 is: 13,911,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339,620.67 : 25,308,938.43 = 10,080,446.56 : x
  2. Step 2: Convert to fraction form
    18,339,620.67/25,308,938.43 = 10,080,446.56/x
  3. Step 3: Cross multiply
    18,339,620.67x = 25,308,938.43 × 10,080,446.56
  4. Step 4: Simplify right side
    18,339,620.67x = 255,125,401,270,672.94
  5. Step 5: Solve for x
    x = 255,125,401,270,672.94/18,339,620.67
  6. Step 6: Final answer
    x = 13,911,160.21

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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.