Home / 72,827,536.70-109,241,305.05-29,673,215.30

Finding the Fourth Proportional to 72,827,536.70, 109,241,305.05 and 29,673,215.30

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Solution

The fourth proportional to 72,827,536.70, 109,241,305.05 and 29,673,215.30 is: 44,509,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,827,536.70 : 109,241,305.05 = 29,673,215.30 : x
  2. Step 2: Convert to fraction form
    72,827,536.70/109,241,305.05 = 29,673,215.30/x
  3. Step 3: Cross multiply
    72,827,536.70x = 109,241,305.05 × 29,673,215.30
  4. Step 4: Simplify right side
    72,827,536.70x = 3,241,540,764,401,627.50
  5. Step 5: Solve for x
    x = 3,241,540,764,401,627.50/72,827,536.70
  6. Step 6: Final answer
    x = 44,509,822.95

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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.