Home / 12,291,249.32-16,961,921.50-6,784,622.71

Finding the Fourth Proportional to 12,291,249.32, 16,961,921.50 and 6,784,622.71

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Solution

The fourth proportional to 12,291,249.32, 16,961,921.50 and 6,784,622.71 is: 9,362,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,249.32 : 16,961,921.50 = 6,784,622.71 : x
  2. Step 2: Convert to fraction form
    12,291,249.32/16,961,921.50 = 6,784,622.71/x
  3. Step 3: Cross multiply
    12,291,249.32x = 16,961,921.50 × 6,784,622.71
  4. Step 4: Simplify right side
    12,291,249.32x = 115,080,237,848,595.30
  5. Step 5: Solve for x
    x = 115,080,237,848,595.30/12,291,249.32
  6. Step 6: Final answer
    x = 9,362,777.93

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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.