Home / 20,239,344.10-30,348,518.55-7,453,267.30

Finding the Fourth Proportional to 20,239,344.10, 30,348,518.55 and 7,453,267.30

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Solution

The fourth proportional to 20,239,344.10, 30,348,518.55 and 7,453,267.30 is: 11,176,035.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,239,344.10 : 30,348,518.55 = 7,453,267.30 : x
  2. Step 2: Convert to fraction form
    20,239,344.10/30,348,518.55 = 7,453,267.30/x
  3. Step 3: Cross multiply
    20,239,344.10x = 30,348,518.55 × 7,453,267.30
  4. Step 4: Simplify right side
    20,239,344.10x = 226,195,620,912,158.41
  5. Step 5: Solve for x
    x = 226,195,620,912,158.41/20,239,344.10
  6. Step 6: Final answer
    x = 11,176,035.14

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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.