Home / 51,773,825.18-71,449,394.79-28,253,877.46

Finding the Fourth Proportional to 51,773,825.18, 71,449,394.79 and 28,253,877.46

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Solution

The fourth proportional to 51,773,825.18, 71,449,394.79 and 28,253,877.46 is: 38,991,178.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,773,825.18 : 71,449,394.79 = 28,253,877.46 : x
  2. Step 2: Convert to fraction form
    51,773,825.18/71,449,394.79 = 28,253,877.46/x
  3. Step 3: Cross multiply
    51,773,825.18x = 71,449,394.79 × 28,253,877.46
  4. Step 4: Simplify right side
    51,773,825.18x = 2,018,722,444,987,822.75
  5. Step 5: Solve for x
    x = 2,018,722,444,987,822.75/51,773,825.18
  6. Step 6: Final answer
    x = 38,991,178.23

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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.