Home / 10,804,401.88-16,200,619.80-4,419,138.28

Finding the Fourth Proportional to 10,804,401.88, 16,200,619.80 and 4,419,138.28

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Solution

The fourth proportional to 10,804,401.88, 16,200,619.80 and 4,419,138.28 is: 6,626,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804,401.88 : 16,200,619.80 = 4,419,138.28 : x
  2. Step 2: Convert to fraction form
    10,804,401.88/16,200,619.80 = 4,419,138.28/x
  3. Step 3: Cross multiply
    10,804,401.88x = 16,200,619.80 × 4,419,138.28
  4. Step 4: Simplify right side
    10,804,401.88x = 71,592,779,117,905.95
  5. Step 5: Solve for x
    x = 71,592,779,117,905.95/10,804,401.88
  6. Step 6: Final answer
    x = 6,626,260.29

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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.