Home / 28,764,761.49-39,682,731-17,601,786.18

Finding the Fourth Proportional to 28,764,761.49, 39,682,731 and 17,601,786.18

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Solution

The fourth proportional to 28,764,761.49, 39,682,731 and 17,601,786.18 is: 24,282,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,764,761.49 : 39,682,731 = 17,601,786.18 : x
  2. Step 2: Convert to fraction form
    28,764,761.49/39,682,731 = 17,601,786.18/x
  3. Step 3: Cross multiply
    28,764,761.49x = 39,682,731 × 17,601,786.18
  4. Step 4: Simplify right side
    28,764,761.49x = 698,486,946,100,457.62
  5. Step 5: Solve for x
    x = 698,486,946,100,457.62/28,764,761.49
  6. Step 6: Final answer
    x = 24,282,730.32

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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.