Home / 28,079,170.38-38,762,725.23-17,770,890.06

Finding the Fourth Proportional to 28,079,170.38, 38,762,725.23 and 17,770,890.06

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Solution

The fourth proportional to 28,079,170.38, 38,762,725.23 and 17,770,890.06 is: 24,532,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,079,170.38 : 38,762,725.23 = 17,770,890.06 : x
  2. Step 2: Convert to fraction form
    28,079,170.38/38,762,725.23 = 17,770,890.06/x
  3. Step 3: Cross multiply
    28,079,170.38x = 38,762,725.23 × 17,770,890.06
  4. Step 4: Simplify right side
    28,079,170.38x = 688,848,128,488,318.12
  5. Step 5: Solve for x
    x = 688,848,128,488,318.12/28,079,170.38
  6. Step 6: Final answer
    x = 24,532,353.31

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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.