Home / 8,317,973.80-12,476,960.70-7,100,252.20

Finding the Fourth Proportional to 8,317,973.80, 12,476,960.70 and 7,100,252.20

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Solution

The fourth proportional to 8,317,973.80, 12,476,960.70 and 7,100,252.20 is: 10,650,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,973.80 : 12,476,960.70 = 7,100,252.20 : x
  2. Step 2: Convert to fraction form
    8,317,973.80/12,476,960.70 = 7,100,252.20/x
  3. Step 3: Cross multiply
    8,317,973.80x = 12,476,960.70 × 7,100,252.20
  4. Step 4: Simplify right side
    8,317,973.80x = 88,589,567,659,488.53
  5. Step 5: Solve for x
    x = 88,589,567,659,488.53/8,317,973.80
  6. Step 6: Final answer
    x = 10,650,378.30

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1.5x scale

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.