Home / 38,330,645.04-52,895,481.84-20,926,149.12

Finding the Fourth Proportional to 38,330,645.04, 52,895,481.84 and 20,926,149.12

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Solution

The fourth proportional to 38,330,645.04, 52,895,481.84 and 20,926,149.12 is: 28,877,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330,645.04 : 52,895,481.84 = 20,926,149.12 : x
  2. Step 2: Convert to fraction form
    38,330,645.04/52,895,481.84 = 20,926,149.12/x
  3. Step 3: Cross multiply
    38,330,645.04x = 52,895,481.84 × 20,926,149.12
  4. Step 4: Simplify right side
    38,330,645.04x = 1,106,898,740,758,092.12
  5. Step 5: Solve for x
    x = 1,106,898,740,758,092.12/38,330,645.04
  6. Step 6: Final answer
    x = 28,877,644.50

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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.