Home / 73,101,080.40-109,609,630.20-21,975,435.60

Finding the Fourth Proportional to 73,101,080.40, 109,609,630.20 and 21,975,435.60

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Solution

The fourth proportional to 73,101,080.40, 109,609,630.20 and 21,975,435.60 is: 32,950,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101,080.40 : 109,609,630.20 = 21,975,435.60 : x
  2. Step 2: Convert to fraction form
    73,101,080.40/109,609,630.20 = 21,975,435.60/x
  3. Step 3: Cross multiply
    73,101,080.40x = 109,609,630.20 × 21,975,435.60
  4. Step 4: Simplify right side
    73,101,080.40x = 2,408,719,369,599,915.50
  5. Step 5: Solve for x
    x = 2,408,719,369,599,915.50/73,101,080.40
  6. Step 6: Final answer
    x = 32,950,530.37

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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.