Home / 34,212,519.95-47,175,452.20-21,802,966.63

Finding the Fourth Proportional to 34,212,519.95, 47,175,452.20 and 21,802,966.63

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Solution

The fourth proportional to 34,212,519.95, 47,175,452.20 and 21,802,966.63 is: 30,063,988.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,212,519.95 : 47,175,452.20 = 21,802,966.63 : x
  2. Step 2: Convert to fraction form
    34,212,519.95/47,175,452.20 = 21,802,966.63/x
  3. Step 3: Cross multiply
    34,212,519.95x = 47,175,452.20 × 21,802,966.63
  4. Step 4: Simplify right side
    34,212,519.95x = 1,028,564,809,962,745.25
  5. Step 5: Solve for x
    x = 1,028,564,809,962,745.25/34,212,519.95
  6. Step 6: Final answer
    x = 30,063,988.61

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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.