Home / 18,449,344.43-27,650,012.45-7,506,781.70

Finding the Fourth Proportional to 18,449,344.43, 27,650,012.45 and 7,506,781.70

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Solution

The fourth proportional to 18,449,344.43, 27,650,012.45 and 7,506,781.70 is: 11,250,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,449,344.43 : 27,650,012.45 = 7,506,781.70 : x
  2. Step 2: Convert to fraction form
    18,449,344.43/27,650,012.45 = 7,506,781.70/x
  3. Step 3: Cross multiply
    18,449,344.43x = 27,650,012.45 × 7,506,781.70
  4. Step 4: Simplify right side
    18,449,344.43x = 207,562,607,344,949.06
  5. Step 5: Solve for x
    x = 207,562,607,344,949.06/18,449,344.43
  6. Step 6: Final answer
    x = 11,250,405.57

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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.