Home / 4,464,352.40-6,691,211.76-3,109,177.86

Finding the Fourth Proportional to 4,464,352.40, 6,691,211.76 and 3,109,177.86

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Solution

The fourth proportional to 4,464,352.40, 6,691,211.76 and 3,109,177.86 is: 4,660,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464,352.40 : 6,691,211.76 = 3,109,177.86 : x
  2. Step 2: Convert to fraction form
    4,464,352.40/6,691,211.76 = 3,109,177.86/x
  3. Step 3: Cross multiply
    4,464,352.40x = 6,691,211.76 × 3,109,177.86
  4. Step 4: Simplify right side
    4,464,352.40x = 20,804,167,460,763.63
  5. Step 5: Solve for x
    x = 20,804,167,460,763.63/4,464,352.40
  6. Step 6: Final answer
    x = 4,660,063.90

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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.