Home / 17,640,568.98-26,422,274.70-12,507,439.50

Finding the Fourth Proportional to 17,640,568.98, 26,422,274.70 and 12,507,439.50

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Solution

The fourth proportional to 17,640,568.98, 26,422,274.70 and 12,507,439.50 is: 18,733,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640,568.98 : 26,422,274.70 = 12,507,439.50 : x
  2. Step 2: Convert to fraction form
    17,640,568.98/26,422,274.70 = 12,507,439.50/x
  3. Step 3: Cross multiply
    17,640,568.98x = 26,422,274.70 × 12,507,439.50
  4. Step 4: Simplify right side
    17,640,568.98x = 330,475,002,262,630.62
  5. Step 5: Solve for x
    x = 330,475,002,262,630.62/17,640,568.98
  6. Step 6: Final answer
    x = 18,733,806.30

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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.