Home / 13,864,556.34-20,798,726.94-5,775,639.90

Finding the Fourth Proportional to 13,864,556.34, 20,798,726.94 and 5,775,639.90

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Solution

The fourth proportional to 13,864,556.34, 20,798,726.94 and 5,775,639.90 is: 8,664,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,556.34 : 20,798,726.94 = 5,775,639.90 : x
  2. Step 2: Convert to fraction form
    13,864,556.34/20,798,726.94 = 5,775,639.90/x
  3. Step 3: Cross multiply
    13,864,556.34x = 20,798,726.94 × 5,775,639.90
  4. Step 4: Simplify right side
    13,864,556.34x = 120,125,957,183,868.92
  5. Step 5: Solve for x
    x = 120,125,957,183,868.92/13,864,556.34
  6. Step 6: Final answer
    x = 8,664,248.19

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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.