Home / 8,745,360.40-12,043,776.36-7,512,708.88

Finding the Fourth Proportional to 8,745,360.40, 12,043,776.36 and 7,512,708.88

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Solution

The fourth proportional to 8,745,360.40, 12,043,776.36 and 7,512,708.88 is: 10,346,215.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,360.40 : 12,043,776.36 = 7,512,708.88 : x
  2. Step 2: Convert to fraction form
    8,745,360.40/12,043,776.36 = 7,512,708.88/x
  3. Step 3: Cross multiply
    8,745,360.40x = 12,043,776.36 × 7,512,708.88
  4. Step 4: Simplify right side
    8,745,360.40x = 90,481,385,608,506.08
  5. Step 5: Solve for x
    x = 90,481,385,608,506.08/8,745,360.40
  6. Step 6: Final answer
    x = 10,346,215.76

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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.