Home / 36,909,369.85-50,936,477.94-21,228,398.72

Finding the Fourth Proportional to 36,909,369.85, 50,936,477.94 and 21,228,398.72

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Solution

The fourth proportional to 36,909,369.85, 50,936,477.94 and 21,228,398.72 is: 29,296,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909,369.85 : 50,936,477.94 = 21,228,398.72 : x
  2. Step 2: Convert to fraction form
    36,909,369.85/50,936,477.94 = 21,228,398.72/x
  3. Step 3: Cross multiply
    36,909,369.85x = 50,936,477.94 × 21,228,398.72
  4. Step 4: Simplify right side
    36,909,369.85x = 1,081,299,862,815,291.50
  5. Step 5: Solve for x
    x = 1,081,299,862,815,291.50/36,909,369.85
  6. Step 6: Final answer
    x = 29,296,080.30

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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.