Home / 9,188,516.20-13,688,481.49-8,773,992.68

Finding the Fourth Proportional to 9,188,516.20, 13,688,481.49 and 8,773,992.68

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Solution

The fourth proportional to 9,188,516.20, 13,688,481.49 and 8,773,992.68 is: 13,070,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,516.20 : 13,688,481.49 = 8,773,992.68 : x
  2. Step 2: Convert to fraction form
    9,188,516.20/13,688,481.49 = 8,773,992.68/x
  3. Step 3: Cross multiply
    9,188,516.20x = 13,688,481.49 × 8,773,992.68
  4. Step 4: Simplify right side
    9,188,516.20x = 120,102,636,393,575.48
  5. Step 5: Solve for x
    x = 120,102,636,393,575.48/9,188,516.20
  6. Step 6: Final answer
    x = 13,070,950.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.