Home / 8,005,725.18-12,009,326-2,614,403.86

Finding the Fourth Proportional to 8,005,725.18, 12,009,326 and 2,614,403.86

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Solution

The fourth proportional to 8,005,725.18, 12,009,326 and 2,614,403.86 is: 3,921,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,725.18 : 12,009,326 = 2,614,403.86 : x
  2. Step 2: Convert to fraction form
    8,005,725.18/12,009,326 = 2,614,403.86/x
  3. Step 3: Cross multiply
    8,005,725.18x = 12,009,326 × 2,614,403.86
  4. Step 4: Simplify right side
    8,005,725.18x = 31,397,228,250,398.36
  5. Step 5: Solve for x
    x = 31,397,228,250,398.36/8,005,725.18
  6. Step 6: Final answer
    x = 3,921,846.87

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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.