Home / 35,229,763.20-52,844,644.80-20,113,219.20

Finding the Fourth Proportional to 35,229,763.20, 52,844,644.80 and 20,113,219.20

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Solution

The fourth proportional to 35,229,763.20, 52,844,644.80 and 20,113,219.20 is: 30,169,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,229,763.20 : 52,844,644.80 = 20,113,219.20 : x
  2. Step 2: Convert to fraction form
    35,229,763.20/52,844,644.80 = 20,113,219.20/x
  3. Step 3: Cross multiply
    35,229,763.20x = 52,844,644.80 × 20,113,219.20
  4. Step 4: Simplify right side
    35,229,763.20x = 1,062,875,924,408,540
  5. Step 5: Solve for x
    x = 1,062,875,924,408,540/35,229,763.20
  6. Step 6: Final answer
    x = 30,169,828.80

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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.