Home / 8,934,589.12-12,298,604.88-7,786,696

Finding the Fourth Proportional to 8,934,589.12, 12,298,604.88 and 7,786,696

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Solution

The fourth proportional to 8,934,589.12, 12,298,604.88 and 7,786,696 is: 10,718,511.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934,589.12 : 12,298,604.88 = 7,786,696 : x
  2. Step 2: Convert to fraction form
    8,934,589.12/12,298,604.88 = 7,786,696/x
  3. Step 3: Cross multiply
    8,934,589.12x = 12,298,604.88 × 7,786,696
  4. Step 4: Simplify right side
    8,934,589.12x = 95,765,497,424,676.48
  5. Step 5: Solve for x
    x = 95,765,497,424,676.48/8,934,589.12
  6. Step 6: Final answer
    x = 10,718,511.63

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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.