Home / 38,852,264.22-53,614,716.39-21,448,234.86

Finding the Fourth Proportional to 38,852,264.22, 53,614,716.39 and 21,448,234.86

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Solution

The fourth proportional to 38,852,264.22, 53,614,716.39 and 21,448,234.86 is: 29,597,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,852,264.22 : 53,614,716.39 = 21,448,234.86 : x
  2. Step 2: Convert to fraction form
    38,852,264.22/53,614,716.39 = 21,448,234.86/x
  3. Step 3: Cross multiply
    38,852,264.22x = 53,614,716.39 × 21,448,234.86
  4. Step 4: Simplify right side
    38,852,264.22x = 1,149,941,029,085,011.25
  5. Step 5: Solve for x
    x = 1,149,941,029,085,011.25/38,852,264.22
  6. Step 6: Final answer
    x = 29,597,786.70

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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.