Home / 8,505,547.83-12,753,190.80-3,388,766.49

Finding the Fourth Proportional to 8,505,547.83, 12,753,190.80 and 3,388,766.49

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Solution

The fourth proportional to 8,505,547.83, 12,753,190.80 and 3,388,766.49 is: 5,081,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505,547.83 : 12,753,190.80 = 3,388,766.49 : x
  2. Step 2: Convert to fraction form
    8,505,547.83/12,753,190.80 = 3,388,766.49/x
  3. Step 3: Cross multiply
    8,505,547.83x = 12,753,190.80 × 3,388,766.49
  4. Step 4: Simplify right side
    8,505,547.83x = 43,217,585,623,616.30
  5. Step 5: Solve for x
    x = 43,217,585,623,616.30/8,505,547.83
  6. Step 6: Final answer
    x = 5,081,105.47

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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.