Home / 22,015,992.70-33,023,989.05-20,031,946.30

Finding the Fourth Proportional to 22,015,992.70, 33,023,989.05 and 20,031,946.30

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Solution

The fourth proportional to 22,015,992.70, 33,023,989.05 and 20,031,946.30 is: 30,047,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,992.70 : 33,023,989.05 = 20,031,946.30 : x
  2. Step 2: Convert to fraction form
    22,015,992.70/33,023,989.05 = 20,031,946.30/x
  3. Step 3: Cross multiply
    22,015,992.70x = 33,023,989.05 × 20,031,946.30
  4. Step 4: Simplify right side
    22,015,992.70x = 661,534,775,261,388
  5. Step 5: Solve for x
    x = 661,534,775,261,388/22,015,992.70
  6. Step 6: Final answer
    x = 30,047,919.45

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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.