Home / 13,608,767.10-20,413,150.65-12,223,083.90

Finding the Fourth Proportional to 13,608,767.10, 20,413,150.65 and 12,223,083.90

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Solution

The fourth proportional to 13,608,767.10, 20,413,150.65 and 12,223,083.90 is: 18,334,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,767.10 : 20,413,150.65 = 12,223,083.90 : x
  2. Step 2: Convert to fraction form
    13,608,767.10/20,413,150.65 = 12,223,083.90/x
  3. Step 3: Cross multiply
    13,608,767.10x = 20,413,150.65 × 12,223,083.90
  4. Step 4: Simplify right side
    13,608,767.10x = 249,511,653,058,289.53
  5. Step 5: Solve for x
    x = 249,511,653,058,289.53/13,608,767.10
  6. Step 6: Final answer
    x = 18,334,625.85

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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.