Home / 36,018,689.80-49,705,807.31-19,498,813.98

Finding the Fourth Proportional to 36,018,689.80, 49,705,807.31 and 19,498,813.98

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Solution

The fourth proportional to 36,018,689.80, 49,705,807.31 and 19,498,813.98 is: 26,908,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018,689.80 : 49,705,807.31 = 19,498,813.98 : x
  2. Step 2: Convert to fraction form
    36,018,689.80/49,705,807.31 = 19,498,813.98/x
  3. Step 3: Cross multiply
    36,018,689.80x = 49,705,807.31 × 19,498,813.98
  4. Step 4: Simplify right side
    36,018,689.80x = 969,204,290,463,414.25
  5. Step 5: Solve for x
    x = 969,204,290,463,414.25/36,018,689.80
  6. Step 6: Final answer
    x = 26,908,371.62

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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.