Home / 8,719,396.32-12,025,950.48-5,664,594.72

Finding the Fourth Proportional to 8,719,396.32, 12,025,950.48 and 5,664,594.72

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Solution

The fourth proportional to 8,719,396.32, 12,025,950.48 and 5,664,594.72 is: 7,812,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719,396.32 : 12,025,950.48 = 5,664,594.72 : x
  2. Step 2: Convert to fraction form
    8,719,396.32/12,025,950.48 = 5,664,594.72/x
  3. Step 3: Cross multiply
    8,719,396.32x = 12,025,950.48 × 5,664,594.72
  4. Step 4: Simplify right side
    8,719,396.32x = 68,122,135,591,989.47
  5. Step 5: Solve for x
    x = 68,122,135,591,989.47/8,719,396.32
  6. Step 6: Final answer
    x = 7,812,712.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.