Home / 8,934,591.12-12,298,607.64-7,786,698

Finding the Fourth Proportional to 8,934,591.12, 12,298,607.64 and 7,786,698

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Solution

The fourth proportional to 8,934,591.12, 12,298,607.64 and 7,786,698 is: 10,718,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934,591.12 : 12,298,607.64 = 7,786,698 : x
  2. Step 2: Convert to fraction form
    8,934,591.12/12,298,607.64 = 7,786,698/x
  3. Step 3: Cross multiply
    8,934,591.12x = 12,298,607.64 × 7,786,698
  4. Step 4: Simplify right side
    8,934,591.12x = 95,765,543,513,172.72
  5. Step 5: Solve for x
    x = 95,765,543,513,172.72/8,934,591.12
  6. Step 6: Final answer
    x = 10,718,514.39

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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.