Home / 5,477,519.90-8,216,279.85-1,433,999.90

Finding the Fourth Proportional to 5,477,519.90, 8,216,279.85 and 1,433,999.90

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Solution

The fourth proportional to 5,477,519.90, 8,216,279.85 and 1,433,999.90 is: 2,150,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,519.90 : 8,216,279.85 = 1,433,999.90 : x
  2. Step 2: Convert to fraction form
    5,477,519.90/8,216,279.85 = 1,433,999.90/x
  3. Step 3: Cross multiply
    5,477,519.90x = 8,216,279.85 × 1,433,999.90
  4. Step 4: Simplify right side
    5,477,519.90x = 11,782,144,483,272.01
  5. Step 5: Solve for x
    x = 11,782,144,483,272.01/5,477,519.90
  6. Step 6: Final answer
    x = 2,150,999.85

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Similar ratio
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1.5x scale

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.