Home / 14,605,719.53-20,150,997.41-8,410,632.71

Finding the Fourth Proportional to 14,605,719.53, 20,150,997.41 and 8,410,632.71

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Solution

The fourth proportional to 14,605,719.53, 20,150,997.41 and 8,410,632.71 is: 11,603,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605,719.53 : 20,150,997.41 = 8,410,632.71 : x
  2. Step 2: Convert to fraction form
    14,605,719.53/20,150,997.41 = 8,410,632.71/x
  3. Step 3: Cross multiply
    14,605,719.53x = 20,150,997.41 × 8,410,632.71
  4. Step 4: Simplify right side
    14,605,719.53x = 169,482,637,875,942.88
  5. Step 5: Solve for x
    x = 169,482,637,875,942.88/14,605,719.53
  6. Step 6: Final answer
    x = 11,603,854.06

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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.