Home / 8,380,126.88-12,563,409.90-2,619,896.93

Finding the Fourth Proportional to 8,380,126.88, 12,563,409.90 and 2,619,896.93

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Solution

The fourth proportional to 8,380,126.88, 12,563,409.90 and 2,619,896.93 is: 3,927,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,126.88 : 12,563,409.90 = 2,619,896.93 : x
  2. Step 2: Convert to fraction form
    8,380,126.88/12,563,409.90 = 2,619,896.93/x
  3. Step 3: Cross multiply
    8,380,126.88x = 12,563,409.90 × 2,619,896.93
  4. Step 4: Simplify right side
    8,380,126.88x = 32,914,838,974,349.17
  5. Step 5: Solve for x
    x = 32,914,838,974,349.17/8,380,126.88
  6. Step 6: Final answer
    x = 3,927,725.61

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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.