Home / 5,250,820.20-7,876,230.30-3,005,111.40

Finding the Fourth Proportional to 5,250,820.20, 7,876,230.30 and 3,005,111.40

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Solution

The fourth proportional to 5,250,820.20, 7,876,230.30 and 3,005,111.40 is: 4,507,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,820.20 : 7,876,230.30 = 3,005,111.40 : x
  2. Step 2: Convert to fraction form
    5,250,820.20/7,876,230.30 = 3,005,111.40/x
  3. Step 3: Cross multiply
    5,250,820.20x = 7,876,230.30 × 3,005,111.40
  4. Step 4: Simplify right side
    5,250,820.20x = 23,668,949,463,555.42
  5. Step 5: Solve for x
    x = 23,668,949,463,555.42/5,250,820.20
  6. Step 6: Final answer
    x = 4,507,667.10

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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.