Home / 18,103,493.70-27,155,240.55-17,263,685.70

Finding the Fourth Proportional to 18,103,493.70, 27,155,240.55 and 17,263,685.70

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Solution

The fourth proportional to 18,103,493.70, 27,155,240.55 and 17,263,685.70 is: 25,895,528.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,493.70 : 27,155,240.55 = 17,263,685.70 : x
  2. Step 2: Convert to fraction form
    18,103,493.70/27,155,240.55 = 17,263,685.70/x
  3. Step 3: Cross multiply
    18,103,493.70x = 27,155,240.55 × 17,263,685.70
  4. Step 4: Simplify right side
    18,103,493.70x = 468,799,537,963,095.12
  5. Step 5: Solve for x
    x = 468,799,537,963,095.12/18,103,493.70
  6. Step 6: Final answer
    x = 25,895,528.55

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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.