Home / 12,415,404.24-18,623,893.32-3,896,076.96

Finding the Fourth Proportional to 12,415,404.24, 18,623,893.32 and 3,896,076.96

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Solution

The fourth proportional to 12,415,404.24, 18,623,893.32 and 3,896,076.96 is: 5,844,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,404.24 : 18,623,893.32 = 3,896,076.96 : x
  2. Step 2: Convert to fraction form
    12,415,404.24/18,623,893.32 = 3,896,076.96/x
  3. Step 3: Cross multiply
    12,415,404.24x = 18,623,893.32 × 3,896,076.96
  4. Step 4: Simplify right side
    12,415,404.24x = 72,560,121,669,549.91
  5. Step 5: Solve for x
    x = 72,560,121,669,549.91/12,415,404.24
  6. Step 6: Final answer
    x = 5,844,362.40

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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.