Home / 15,759,133.45-21,747,936.34-8,883,615.52

Finding the Fourth Proportional to 15,759,133.45, 21,747,936.34 and 8,883,615.52

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Solution

The fourth proportional to 15,759,133.45, 21,747,936.34 and 8,883,615.52 is: 12,259,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759,133.45 : 21,747,936.34 = 8,883,615.52 : x
  2. Step 2: Convert to fraction form
    15,759,133.45/21,747,936.34 = 8,883,615.52/x
  3. Step 3: Cross multiply
    15,759,133.45x = 21,747,936.34 × 8,883,615.52
  4. Step 4: Simplify right side
    15,759,133.45x = 193,200,304,713,953.28
  5. Step 5: Solve for x
    x = 193,200,304,713,953.28/15,759,133.45
  6. Step 6: Final answer
    x = 12,259,576.66

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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.