Home / 25,231,570.11-34,819,580.78-13,629,133.71

Finding the Fourth Proportional to 25,231,570.11, 34,819,580.78 and 13,629,133.71

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Solution

The fourth proportional to 25,231,570.11, 34,819,580.78 and 13,629,133.71 is: 18,808,212.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,570.11 : 34,819,580.78 = 13,629,133.71 : x
  2. Step 2: Convert to fraction form
    25,231,570.11/34,819,580.78 = 13,629,133.71/x
  3. Step 3: Cross multiply
    25,231,570.11x = 34,819,580.78 × 13,629,133.71
  4. Step 4: Simplify right side
    25,231,570.11x = 474,560,721,934,522.50
  5. Step 5: Solve for x
    x = 474,560,721,934,522.50/25,231,570.11
  6. Step 6: Final answer
    x = 18,808,212.09

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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.