Home / 20,182,114.20-30,273,171.30-7,398,370.20

Finding the Fourth Proportional to 20,182,114.20, 30,273,171.30 and 7,398,370.20

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Solution

The fourth proportional to 20,182,114.20, 30,273,171.30 and 7,398,370.20 is: 11,097,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182,114.20 : 30,273,171.30 = 7,398,370.20 : x
  2. Step 2: Convert to fraction form
    20,182,114.20/30,273,171.30 = 7,398,370.20/x
  3. Step 3: Cross multiply
    20,182,114.20x = 30,273,171.30 × 7,398,370.20
  4. Step 4: Simplify right side
    20,182,114.20x = 223,972,128,405,415.28
  5. Step 5: Solve for x
    x = 223,972,128,405,415.28/20,182,114.20
  6. Step 6: Final answer
    x = 11,097,555.30

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1.5x scale

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.