Home / 10,295,023.40-15,444,378.30-4,311,996.20

Finding the Fourth Proportional to 10,295,023.40, 15,444,378.30 and 4,311,996.20

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Solution

The fourth proportional to 10,295,023.40, 15,444,378.30 and 4,311,996.20 is: 6,468,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295,023.40 : 15,444,378.30 = 4,311,996.20 : x
  2. Step 2: Convert to fraction form
    10,295,023.40/15,444,378.30 = 4,311,996.20/x
  3. Step 3: Cross multiply
    10,295,023.40x = 15,444,378.30 × 4,311,996.20
  4. Step 4: Simplify right side
    10,295,023.40x = 66,596,100,540,962.47
  5. Step 5: Solve for x
    x = 66,596,100,540,962.47/10,295,023.40
  6. Step 6: Final answer
    x = 6,468,766.31

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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.