Home / 6,459,363.30-9,690,939.77-1,910,532.09

Finding the Fourth Proportional to 6,459,363.30, 9,690,939.77 and 1,910,532.09

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Solution

The fourth proportional to 6,459,363.30, 9,690,939.77 and 1,910,532.09 is: 2,866,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,363.30 : 9,690,939.77 = 1,910,532.09 : x
  2. Step 2: Convert to fraction form
    6,459,363.30/9,690,939.77 = 1,910,532.09/x
  3. Step 3: Cross multiply
    6,459,363.30x = 9,690,939.77 × 1,910,532.09
  4. Step 4: Simplify right side
    6,459,363.30x = 18,514,851,450,377.33
  5. Step 5: Solve for x
    x = 18,514,851,450,377.33/6,459,363.30
  6. Step 6: Final answer
    x = 2,866,358.58

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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.