Home / 13,754,999.10-20,632,498.65-8,015,436.30

Finding the Fourth Proportional to 13,754,999.10, 20,632,498.65 and 8,015,436.30

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Solution

The fourth proportional to 13,754,999.10, 20,632,498.65 and 8,015,436.30 is: 12,023,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754,999.10 : 20,632,498.65 = 8,015,436.30 : x
  2. Step 2: Convert to fraction form
    13,754,999.10/20,632,498.65 = 8,015,436.30/x
  3. Step 3: Cross multiply
    13,754,999.10x = 20,632,498.65 × 8,015,436.30
  4. Step 4: Simplify right side
    13,754,999.10x = 165,378,478,638,910.97
  5. Step 5: Solve for x
    x = 165,378,478,638,910.97/13,754,999.10
  6. Step 6: Final answer
    x = 12,023,154.45

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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.