Home / 9,491,393.94-13,098,119.47-5,140,480.15

Finding the Fourth Proportional to 9,491,393.94, 13,098,119.47 and 5,140,480.15

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Solution

The fourth proportional to 9,491,393.94, 13,098,119.47 and 5,140,480.15 is: 7,093,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,393.94 : 13,098,119.47 = 5,140,480.15 : x
  2. Step 2: Convert to fraction form
    9,491,393.94/13,098,119.47 = 5,140,480.15/x
  3. Step 3: Cross multiply
    9,491,393.94x = 13,098,119.47 × 5,140,480.15
  4. Step 4: Simplify right side
    9,491,393.94x = 67,330,623,137,863.53
  5. Step 5: Solve for x
    x = 67,330,623,137,863.53/9,491,393.94
  6. Step 6: Final answer
    x = 7,093,860.35

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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.