Home / 71,477,282.25-107,261,270.82-30,537,029.70

Finding the Fourth Proportional to 71,477,282.25, 107,261,270.82 and 30,537,029.70

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Solution

The fourth proportional to 71,477,282.25, 107,261,270.82 and 30,537,029.70 is: 45,824,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,477,282.25 : 107,261,270.82 = 30,537,029.70 : x
  2. Step 2: Convert to fraction form
    71,477,282.25/107,261,270.82 = 30,537,029.70/x
  3. Step 3: Cross multiply
    71,477,282.25x = 107,261,270.82 × 30,537,029.70
  4. Step 4: Simplify right side
    71,477,282.25x = 3,275,440,612,690,083
  5. Step 5: Solve for x
    x = 3,275,440,612,690,083/71,477,282.25
  6. Step 6: Final answer
    x = 45,824,918.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.