Home / 19,662,794.75-27,137,853.02-11,830,223.75

Finding the Fourth Proportional to 19,662,794.75, 27,137,853.02 and 11,830,223.75

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Solution

The fourth proportional to 19,662,794.75, 27,137,853.02 and 11,830,223.75 is: 16,327,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662,794.75 : 27,137,853.02 = 11,830,223.75 : x
  2. Step 2: Convert to fraction form
    19,662,794.75/27,137,853.02 = 11,830,223.75/x
  3. Step 3: Cross multiply
    19,662,794.75x = 27,137,853.02 × 11,830,223.75
  4. Step 4: Simplify right side
    19,662,794.75x = 321,046,873,215,099.50
  5. Step 5: Solve for x
    x = 321,046,873,215,099.50/19,662,794.75
  6. Step 6: Final answer
    x = 16,327,631.82

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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.