Home / 12,305,703.96-16,981,771.68-6,799,061.52

Finding the Fourth Proportional to 12,305,703.96, 16,981,771.68 and 6,799,061.52

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Solution

The fourth proportional to 12,305,703.96, 16,981,771.68 and 6,799,061.52 is: 9,382,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,703.96 : 16,981,771.68 = 6,799,061.52 : x
  2. Step 2: Convert to fraction form
    12,305,703.96/16,981,771.68 = 6,799,061.52/x
  3. Step 3: Cross multiply
    12,305,703.96x = 16,981,771.68 × 6,799,061.52
  4. Step 4: Simplify right side
    12,305,703.96x = 115,460,110,370,913.75
  5. Step 5: Solve for x
    x = 115,460,110,370,913.75/12,305,703.96
  6. Step 6: Final answer
    x = 9,382,649.77

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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.