Home / 38,852,270.22-53,614,724.67-21,448,240.86

Finding the Fourth Proportional to 38,852,270.22, 53,614,724.67 and 21,448,240.86

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Solution

The fourth proportional to 38,852,270.22, 53,614,724.67 and 21,448,240.86 is: 29,597,794.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,852,270.22 : 53,614,724.67 = 21,448,240.86 : x
  2. Step 2: Convert to fraction form
    38,852,270.22/53,614,724.67 = 21,448,240.86/x
  3. Step 3: Cross multiply
    38,852,270.22x = 53,614,724.67 × 21,448,240.86
  4. Step 4: Simplify right side
    38,852,270.22x = 1,149,941,528,364,744
  5. Step 5: Solve for x
    x = 1,149,941,528,364,744/38,852,270.22
  6. Step 6: Final answer
    x = 29,597,794.98

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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.