Home / 8,938,811.70-13,408,217.55-3,263,109.30

Finding the Fourth Proportional to 8,938,811.70, 13,408,217.55 and 3,263,109.30

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Solution

The fourth proportional to 8,938,811.70, 13,408,217.55 and 3,263,109.30 is: 4,894,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938,811.70 : 13,408,217.55 = 3,263,109.30 : x
  2. Step 2: Convert to fraction form
    8,938,811.70/13,408,217.55 = 3,263,109.30/x
  3. Step 3: Cross multiply
    8,938,811.70x = 13,408,217.55 × 3,263,109.30
  4. Step 4: Simplify right side
    8,938,811.70x = 43,752,479,383,828.22
  5. Step 5: Solve for x
    x = 43,752,479,383,828.22/8,938,811.70
  6. Step 6: Final answer
    x = 4,894,663.95

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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.