Home / 18,302,589.89-27,425,501.43-10,607,147.72

Finding the Fourth Proportional to 18,302,589.89, 27,425,501.43 and 10,607,147.72

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Solution

The fourth proportional to 18,302,589.89, 27,425,501.43 and 10,607,147.72 is: 15,894,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302,589.89 : 27,425,501.43 = 10,607,147.72 : x
  2. Step 2: Convert to fraction form
    18,302,589.89/27,425,501.43 = 10,607,147.72/x
  3. Step 3: Cross multiply
    18,302,589.89x = 27,425,501.43 × 10,607,147.72
  4. Step 4: Simplify right side
    18,302,589.89x = 290,906,344,825,953.75
  5. Step 5: Solve for x
    x = 290,906,344,825,953.75/18,302,589.89
  6. Step 6: Final answer
    x = 15,894,272.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.