Home / 13,626,687.12-20,442,077.76-4,401,579.12

Finding the Fourth Proportional to 13,626,687.12, 20,442,077.76 and 4,401,579.12

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Solution

The fourth proportional to 13,626,687.12, 20,442,077.76 and 4,401,579.12 is: 6,603,029.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,687.12 : 20,442,077.76 = 4,401,579.12 : x
  2. Step 2: Convert to fraction form
    13,626,687.12/20,442,077.76 = 4,401,579.12/x
  3. Step 3: Cross multiply
    13,626,687.12x = 20,442,077.76 × 4,401,579.12
  4. Step 4: Simplify right side
    13,626,687.12x = 89,977,422,637,832.38
  5. Step 5: Solve for x
    x = 89,977,422,637,832.38/13,626,687.12
  6. Step 6: Final answer
    x = 6,603,029.91

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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.