Home / 18,293,913.79-27,416,487.96-9,655,983.57

Finding the Fourth Proportional to 18,293,913.79, 27,416,487.96 and 9,655,983.57

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Solution

The fourth proportional to 18,293,913.79, 27,416,487.96 and 9,655,983.57 is: 14,471,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293,913.79 : 27,416,487.96 = 9,655,983.57 : x
  2. Step 2: Convert to fraction form
    18,293,913.79/27,416,487.96 = 9,655,983.57/x
  3. Step 3: Cross multiply
    18,293,913.79x = 27,416,487.96 × 9,655,983.57
  4. Step 4: Simplify right side
    18,293,913.79x = 264,733,157,391,685.66
  5. Step 5: Solve for x
    x = 264,733,157,391,685.66/18,293,913.79
  6. Step 6: Final answer
    x = 14,471,105.55

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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.