Home / 49,826,467.44-74,769,215.40-21,071,026.80

Finding the Fourth Proportional to 49,826,467.44, 74,769,215.40 and 21,071,026.80

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Solution

The fourth proportional to 49,826,467.44, 74,769,215.40 and 21,071,026.80 is: 31,619,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,826,467.44 : 74,769,215.40 = 21,071,026.80 : x
  2. Step 2: Convert to fraction form
    49,826,467.44/74,769,215.40 = 21,071,026.80/x
  3. Step 3: Cross multiply
    49,826,467.44x = 74,769,215.40 × 21,071,026.80
  4. Step 4: Simplify right side
    49,826,467.44x = 1,575,464,141,508,373
  5. Step 5: Solve for x
    x = 1,575,464,141,508,373/49,826,467.44
  6. Step 6: Final answer
    x = 31,619,021.42

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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.