Home / 32,905,343.72-45,408,816.01-18,220,694.72

Finding the Fourth Proportional to 32,905,343.72, 45,408,816.01 and 18,220,694.72

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Solution

The fourth proportional to 32,905,343.72, 45,408,816.01 and 18,220,694.72 is: 25,144,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,905,343.72 : 45,408,816.01 = 18,220,694.72 : x
  2. Step 2: Convert to fraction form
    32,905,343.72/45,408,816.01 = 18,220,694.72/x
  3. Step 3: Cross multiply
    32,905,343.72x = 45,408,816.01 × 18,220,694.72
  4. Step 4: Simplify right side
    32,905,343.72x = 827,380,173,889,277.62
  5. Step 5: Solve for x
    x = 827,380,173,889,277.62/32,905,343.72
  6. Step 6: Final answer
    x = 25,144,249.55

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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.