Home / 6,885,650.72-9,502,172.61-3,829,864.97

Finding the Fourth Proportional to 6,885,650.72, 9,502,172.61 and 3,829,864.97

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Solution

The fourth proportional to 6,885,650.72, 9,502,172.61 and 3,829,864.97 is: 5,285,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,650.72 : 9,502,172.61 = 3,829,864.97 : x
  2. Step 2: Convert to fraction form
    6,885,650.72/9,502,172.61 = 3,829,864.97/x
  3. Step 3: Cross multiply
    6,885,650.72x = 9,502,172.61 × 3,829,864.97
  4. Step 4: Simplify right side
    6,885,650.72x = 36,392,037,970,421.60
  5. Step 5: Solve for x
    x = 36,392,037,970,421.60/6,885,650.72
  6. Step 6: Final answer
    x = 5,285,199.54

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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.