Home / 18,627,591.79-25,706,648.20-10,368,112.92

Finding the Fourth Proportional to 18,627,591.79, 25,706,648.20 and 10,368,112.92

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Solution

The fourth proportional to 18,627,591.79, 25,706,648.20 and 10,368,112.92 is: 14,308,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,627,591.79 : 25,706,648.20 = 10,368,112.92 : x
  2. Step 2: Convert to fraction form
    18,627,591.79/25,706,648.20 = 10,368,112.92/x
  3. Step 3: Cross multiply
    18,627,591.79x = 25,706,648.20 × 10,368,112.92
  4. Step 4: Simplify right side
    18,627,591.79x = 266,529,431,332,314.72
  5. Step 5: Solve for x
    x = 266,529,431,332,314.72/18,627,591.79
  6. Step 6: Final answer
    x = 14,308,313.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.