Home / 18,627,426.33-27,945,752.70-8,919,426.29

Finding the Fourth Proportional to 18,627,426.33, 27,945,752.70 and 8,919,426.29

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Solution

The fourth proportional to 18,627,426.33, 27,945,752.70 and 8,919,426.29 is: 13,381,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,627,426.33 : 27,945,752.70 = 8,919,426.29 : x
  2. Step 2: Convert to fraction form
    18,627,426.33/27,945,752.70 = 8,919,426.29/x
  3. Step 3: Cross multiply
    18,627,426.33x = 27,945,752.70 × 8,919,426.29
  4. Step 4: Simplify right side
    18,627,426.33x = 249,260,081,186,489.72
  5. Step 5: Solve for x
    x = 249,260,081,186,489.72/18,627,426.33
  6. Step 6: Final answer
    x = 13,381,348.38

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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.