Home / 6,503,558.40-8,974,789.20-3,925,347.84

Finding the Fourth Proportional to 6,503,558.40, 8,974,789.20 and 3,925,347.84

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Solution

The fourth proportional to 6,503,558.40, 8,974,789.20 and 3,925,347.84 is: 5,416,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,558.40 : 8,974,789.20 = 3,925,347.84 : x
  2. Step 2: Convert to fraction form
    6,503,558.40/8,974,789.20 = 3,925,347.84/x
  3. Step 3: Cross multiply
    6,503,558.40x = 8,974,789.20 × 3,925,347.84
  4. Step 4: Simplify right side
    6,503,558.40x = 35,229,169,400,675.32
  5. Step 5: Solve for x
    x = 35,229,169,400,675.32/6,503,558.40
  6. Step 6: Final answer
    x = 5,416,906.75

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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.