Home / 12,950,729.66-19,422,711.45-3,850,376.64

Finding the Fourth Proportional to 12,950,729.66, 19,422,711.45 and 3,850,376.64

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Solution

The fourth proportional to 12,950,729.66, 19,422,711.45 and 3,850,376.64 is: 5,774,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,729.66 : 19,422,711.45 = 3,850,376.64 : x
  2. Step 2: Convert to fraction form
    12,950,729.66/19,422,711.45 = 3,850,376.64/x
  3. Step 3: Cross multiply
    12,950,729.66x = 19,422,711.45 × 3,850,376.64
  4. Step 4: Simplify right side
    12,950,729.66x = 74,784,754,452,540.53
  5. Step 5: Solve for x
    x = 74,784,754,452,540.53/12,950,729.66
  6. Step 6: Final answer
    x = 5,774,559.15

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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.