Home / 21,234,032.92-29,302,613.70-11,814,470.80

Finding the Fourth Proportional to 21,234,032.92, 29,302,613.70 and 11,814,470.80

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Solution

The fourth proportional to 21,234,032.92, 29,302,613.70 and 11,814,470.80 is: 16,303,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,234,032.92 : 29,302,613.70 = 11,814,470.80 : x
  2. Step 2: Convert to fraction form
    21,234,032.92/29,302,613.70 = 11,814,470.80/x
  3. Step 3: Cross multiply
    21,234,032.92x = 29,302,613.70 × 11,814,470.80
  4. Step 4: Simplify right side
    21,234,032.92x = 346,194,873,922,330
  5. Step 5: Solve for x
    x = 346,194,873,922,330/21,234,032.92
  6. Step 6: Final answer
    x = 16,303,774.00

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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.