Home / 21,854,634.34-30,161,447.67-16,338,456.58

Finding the Fourth Proportional to 21,854,634.34, 30,161,447.67 and 16,338,456.58

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Solution

The fourth proportional to 21,854,634.34, 30,161,447.67 and 16,338,456.58 is: 22,548,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,634.34 : 30,161,447.67 = 16,338,456.58 : x
  2. Step 2: Convert to fraction form
    21,854,634.34/30,161,447.67 = 16,338,456.58/x
  3. Step 3: Cross multiply
    21,854,634.34x = 30,161,447.67 × 16,338,456.58
  4. Step 4: Simplify right side
    21,854,634.34x = 492,791,503,146,237.19
  5. Step 5: Solve for x
    x = 492,791,503,146,237.19/21,854,634.34
  6. Step 6: Final answer
    x = 22,548,604.36

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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.