Home / 8,991,011.70-13,486,517.55-2,926,314.90

Finding the Fourth Proportional to 8,991,011.70, 13,486,517.55 and 2,926,314.90

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Solution

The fourth proportional to 8,991,011.70, 13,486,517.55 and 2,926,314.90 is: 4,389,472.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,011.70 : 13,486,517.55 = 2,926,314.90 : x
  2. Step 2: Convert to fraction form
    8,991,011.70/13,486,517.55 = 2,926,314.90/x
  3. Step 3: Cross multiply
    8,991,011.70x = 13,486,517.55 × 2,926,314.90
  4. Step 4: Simplify right side
    8,991,011.70x = 39,465,797,255,676.49
  5. Step 5: Solve for x
    x = 39,465,797,255,676.49/8,991,011.70
  6. Step 6: Final answer
    x = 4,389,472.35

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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.