Home / 36,658,761.10-50,583,466.65-21,185,857.60

Finding the Fourth Proportional to 36,658,761.10, 50,583,466.65 and 21,185,857.60

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Solution

The fourth proportional to 36,658,761.10, 50,583,466.65 and 21,185,857.60 is: 29,233,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,658,761.10 : 50,583,466.65 = 21,185,857.60 : x
  2. Step 2: Convert to fraction form
    36,658,761.10/50,583,466.65 = 21,185,857.60/x
  3. Step 3: Cross multiply
    36,658,761.10x = 50,583,466.65 × 21,185,857.60
  4. Step 4: Simplify right side
    36,658,761.10x = 1,071,654,121,361,249.12
  5. Step 5: Solve for x
    x = 1,071,654,121,361,249.12/36,658,761.10
  6. Step 6: Final answer
    x = 29,233,233.45

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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.