Home / 37,228,677.72-51,378,679.11-20,711,914.26

Finding the Fourth Proportional to 37,228,677.72, 51,378,679.11 and 20,711,914.26

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Solution

The fourth proportional to 37,228,677.72, 51,378,679.11 and 20,711,914.26 is: 28,584,168.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,228,677.72 : 51,378,679.11 = 20,711,914.26 : x
  2. Step 2: Convert to fraction form
    37,228,677.72/51,378,679.11 = 20,711,914.26/x
  3. Step 3: Cross multiply
    37,228,677.72x = 51,378,679.11 × 20,711,914.26
  4. Step 4: Simplify right side
    37,228,677.72x = 1,064,150,796,518,373.12
  5. Step 5: Solve for x
    x = 1,064,150,796,518,373.12/37,228,677.72
  6. Step 6: Final answer
    x = 28,584,168.49

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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.