Home / 26,967,783.60-40,452,856.20-7,800,478.20

Finding the Fourth Proportional to 26,967,783.60, 40,452,856.20 and 7,800,478.20

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Solution

The fourth proportional to 26,967,783.60, 40,452,856.20 and 7,800,478.20 is: 11,701,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,967,783.60 : 40,452,856.20 = 7,800,478.20 : x
  2. Step 2: Convert to fraction form
    26,967,783.60/40,452,856.20 = 7,800,478.20/x
  3. Step 3: Cross multiply
    26,967,783.60x = 40,452,856.20 × 7,800,478.20
  4. Step 4: Simplify right side
    26,967,783.60x = 315,551,622,915,834.88
  5. Step 5: Solve for x
    x = 315,551,622,915,834.88/26,967,783.60
  6. Step 6: Final answer
    x = 11,701,058.85

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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.