Home / 16,667,261.50-25,125,816.79-15,556,217.66

Finding the Fourth Proportional to 16,667,261.50, 25,125,816.79 and 15,556,217.66

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Solution

The fourth proportional to 16,667,261.50, 25,125,816.79 and 15,556,217.66 is: 23,450,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667,261.50 : 25,125,816.79 = 15,556,217.66 : x
  2. Step 2: Convert to fraction form
    16,667,261.50/25,125,816.79 = 15,556,217.66/x
  3. Step 3: Cross multiply
    16,667,261.50x = 25,125,816.79 × 15,556,217.66
  4. Step 4: Simplify right side
    16,667,261.50x = 390,862,674,870,522.50
  5. Step 5: Solve for x
    x = 390,862,674,870,522.50/16,667,261.50
  6. Step 6: Final answer
    x = 23,450,923.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.