Home / 91,519,292.61-137,278,895.18-23,361,962.49

Finding the Fourth Proportional to 91,519,292.61, 137,278,895.18 and 23,361,962.49

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Solution

The fourth proportional to 91,519,292.61, 137,278,895.18 and 23,361,962.49 is: 35,042,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,519,292.61 : 137,278,895.18 = 23,361,962.49 : x
  2. Step 2: Convert to fraction form
    91,519,292.61/137,278,895.18 = 23,361,962.49/x
  3. Step 3: Cross multiply
    91,519,292.61x = 137,278,895.18 × 23,361,962.49
  4. Step 4: Simplify right side
    91,519,292.61x = 3,207,104,399,746,992
  5. Step 5: Solve for x
    x = 3,207,104,399,746,992/91,519,292.61
  6. Step 6: Final answer
    x = 35,042,932.57

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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.