Home / 8,675,000.10-13,012,500.15-5,651,691.30

Finding the Fourth Proportional to 8,675,000.10, 13,012,500.15 and 5,651,691.30

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Solution

The fourth proportional to 8,675,000.10, 13,012,500.15 and 5,651,691.30 is: 8,477,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,000.10 : 13,012,500.15 = 5,651,691.30 : x
  2. Step 2: Convert to fraction form
    8,675,000.10/13,012,500.15 = 5,651,691.30/x
  3. Step 3: Cross multiply
    8,675,000.10x = 13,012,500.15 × 5,651,691.30
  4. Step 4: Simplify right side
    8,675,000.10x = 73,542,633,889,003.69
  5. Step 5: Solve for x
    x = 73,542,633,889,003.69/8,675,000.10
  6. Step 6: Final answer
    x = 8,477,536.95

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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.