Home / 5,289,136.28-7,936,693.77-2,256,215.61

Finding the Fourth Proportional to 5,289,136.28, 7,936,693.77 and 2,256,215.61

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Solution

The fourth proportional to 5,289,136.28, 7,936,693.77 and 2,256,215.61 is: 3,385,598.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,136.28 : 7,936,693.77 = 2,256,215.61 : x
  2. Step 2: Convert to fraction form
    5,289,136.28/7,936,693.77 = 2,256,215.61/x
  3. Step 3: Cross multiply
    5,289,136.28x = 7,936,693.77 × 2,256,215.61
  4. Step 4: Simplify right side
    5,289,136.28x = 17,906,892,413,887.16
  5. Step 5: Solve for x
    x = 17,906,892,413,887.16/5,289,136.28
  6. Step 6: Final answer
    x = 3,385,598.61

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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.