Home / 35,870,257.26-49,488,615.48-21,745,998.90

Finding the Fourth Proportional to 35,870,257.26, 49,488,615.48 and 21,745,998.90

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Solution

The fourth proportional to 35,870,257.26, 49,488,615.48 and 21,745,998.90 is: 30,001,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,870,257.26 : 49,488,615.48 = 21,745,998.90 : x
  2. Step 2: Convert to fraction form
    35,870,257.26/49,488,615.48 = 21,745,998.90/x
  3. Step 3: Cross multiply
    35,870,257.26x = 49,488,615.48 × 21,745,998.90
  4. Step 4: Simplify right side
    35,870,257.26x = 1,076,179,377,790,602.88
  5. Step 5: Solve for x
    x = 1,076,179,377,790,602.88/35,870,257.26
  6. Step 6: Final answer
    x = 30,001,997.76

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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.