Home / 5,538,763.20-8,293,640.40-4,453,507.20

Finding the Fourth Proportional to 5,538,763.20, 8,293,640.40 and 4,453,507.20

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Solution

The fourth proportional to 5,538,763.20, 8,293,640.40 and 4,453,507.20 is: 6,668,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,763.20 : 8,293,640.40 = 4,453,507.20 : x
  2. Step 2: Convert to fraction form
    5,538,763.20/8,293,640.40 = 4,453,507.20/x
  3. Step 3: Cross multiply
    5,538,763.20x = 8,293,640.40 × 4,453,507.20
  4. Step 4: Simplify right side
    5,538,763.20x = 36,935,787,235,610.88
  5. Step 5: Solve for x
    x = 36,935,787,235,610.88/5,538,763.20
  6. Step 6: Final answer
    x = 6,668,598.37

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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.