Home / 12,826,963.98-19,239,979.41-3,851,282.70

Finding the Fourth Proportional to 12,826,963.98, 19,239,979.41 and 3,851,282.70

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Solution

The fourth proportional to 12,826,963.98, 19,239,979.41 and 3,851,282.70 is: 5,776,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,963.98 : 19,239,979.41 = 3,851,282.70 : x
  2. Step 2: Convert to fraction form
    12,826,963.98/19,239,979.41 = 3,851,282.70/x
  3. Step 3: Cross multiply
    12,826,963.98x = 19,239,979.41 × 3,851,282.70
  4. Step 4: Simplify right side
    12,826,963.98x = 74,098,599,850,089.22
  5. Step 5: Solve for x
    x = 74,098,599,850,089.22/12,826,963.98
  6. Step 6: Final answer
    x = 5,776,783.97

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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.