Home / 13,823,999.90-20,735,999.85-12,563,251.10

Finding the Fourth Proportional to 13,823,999.90, 20,735,999.85 and 12,563,251.10

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Solution

The fourth proportional to 13,823,999.90, 20,735,999.85 and 12,563,251.10 is: 18,844,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,999.90 : 20,735,999.85 = 12,563,251.10 : x
  2. Step 2: Convert to fraction form
    13,823,999.90/20,735,999.85 = 12,563,251.10/x
  3. Step 3: Cross multiply
    13,823,999.90x = 20,735,999.85 × 12,563,251.10
  4. Step 4: Simplify right side
    13,823,999.90x = 260,511,572,925,112.34
  5. Step 5: Solve for x
    x = 260,511,572,925,112.34/13,823,999.90
  6. Step 6: Final answer
    x = 18,844,876.65

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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.