Home / 10,245,194.32-14,138,373-5,661,515.56

Finding the Fourth Proportional to 10,245,194.32, 14,138,373 and 5,661,515.56

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Solution

The fourth proportional to 10,245,194.32, 14,138,373 and 5,661,515.56 is: 7,812,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245,194.32 : 14,138,373 = 5,661,515.56 : x
  2. Step 2: Convert to fraction form
    10,245,194.32/14,138,373 = 5,661,515.56/x
  3. Step 3: Cross multiply
    10,245,194.32x = 14,138,373 × 5,661,515.56
  4. Step 4: Simplify right side
    10,245,194.32x = 80,044,618,732,583.88
  5. Step 5: Solve for x
    x = 80,044,618,732,583.88/10,245,194.32
  6. Step 6: Final answer
    x = 7,812,894.15

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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.