Home / 67,318,681.65-92,895,775.94-39,058,865.43

Finding the Fourth Proportional to 67,318,681.65, 92,895,775.94 and 39,058,865.43

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Solution

The fourth proportional to 67,318,681.65, 92,895,775.94 and 39,058,865.43 is: 53,898,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,318,681.65 : 92,895,775.94 = 39,058,865.43 : x
  2. Step 2: Convert to fraction form
    67,318,681.65/92,895,775.94 = 39,058,865.43/x
  3. Step 3: Cross multiply
    67,318,681.65x = 92,895,775.94 × 39,058,865.43
  4. Step 4: Simplify right side
    67,318,681.65x = 3,628,403,611,260,597.50
  5. Step 5: Solve for x
    x = 3,628,403,611,260,597.50/67,318,681.65
  6. Step 6: Final answer
    x = 53,898,910.71

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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.