Home / 8,158,879.68-11,259,530.40-4,488,069.28

Finding the Fourth Proportional to 8,158,879.68, 11,259,530.40 and 4,488,069.28

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Solution

The fourth proportional to 8,158,879.68, 11,259,530.40 and 4,488,069.28 is: 6,193,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,879.68 : 11,259,530.40 = 4,488,069.28 : x
  2. Step 2: Convert to fraction form
    8,158,879.68/11,259,530.40 = 4,488,069.28/x
  3. Step 3: Cross multiply
    8,158,879.68x = 11,259,530.40 × 4,488,069.28
  4. Step 4: Simplify right side
    8,158,879.68x = 50,533,552,495,466.12
  5. Step 5: Solve for x
    x = 50,533,552,495,466.12/8,158,879.68
  6. Step 6: Final answer
    x = 6,193,687.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.