Home / 17,200,778.72-23,731,730.67-9,757,213.95

Finding the Fourth Proportional to 17,200,778.72, 23,731,730.67 and 9,757,213.95

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Solution

The fourth proportional to 17,200,778.72, 23,731,730.67 and 9,757,213.95 is: 13,461,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200,778.72 : 23,731,730.67 = 9,757,213.95 : x
  2. Step 2: Convert to fraction form
    17,200,778.72/23,731,730.67 = 9,757,213.95/x
  3. Step 3: Cross multiply
    17,200,778.72x = 23,731,730.67 × 9,757,213.95
  4. Step 4: Simplify right side
    17,200,778.72x = 231,555,573,550,966.84
  5. Step 5: Solve for x
    x = 231,555,573,550,966.84/17,200,778.72
  6. Step 6: Final answer
    x = 13,461,923.87

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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.