Home / 27,720,142.87-41,550,892.51-10,440,867.57

Finding the Fourth Proportional to 27,720,142.87, 41,550,892.51 and 10,440,867.57

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Solution

The fourth proportional to 27,720,142.87, 41,550,892.51 and 10,440,867.57 is: 15,650,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720,142.87 : 41,550,892.51 = 10,440,867.57 : x
  2. Step 2: Convert to fraction form
    27,720,142.87/41,550,892.51 = 10,440,867.57/x
  3. Step 3: Cross multiply
    27,720,142.87x = 41,550,892.51 × 10,440,867.57
  4. Step 4: Simplify right side
    27,720,142.87x = 433,827,366,008,144.62
  5. Step 5: Solve for x
    x = 433,827,366,008,144.62/27,720,142.87
  6. Step 6: Final answer
    x = 15,650,257.21

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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.