Home / 18,672,961.54-25,768,799.53-10,413,545.85

Finding the Fourth Proportional to 18,672,961.54, 25,768,799.53 and 10,413,545.85

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Solution

The fourth proportional to 18,672,961.54, 25,768,799.53 and 10,413,545.85 is: 14,370,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,672,961.54 : 25,768,799.53 = 10,413,545.85 : x
  2. Step 2: Convert to fraction form
    18,672,961.54/25,768,799.53 = 10,413,545.85/x
  3. Step 3: Cross multiply
    18,672,961.54x = 25,768,799.53 × 10,413,545.85
  4. Step 4: Simplify right side
    18,672,961.54x = 268,344,575,276,269.47
  5. Step 5: Solve for x
    x = 268,344,575,276,269.47/18,672,961.54
  6. Step 6: Final answer
    x = 14,370,756.06

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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.