Home / 7,148,078.76-10,717,791.90-2,883,264.72

Finding the Fourth Proportional to 7,148,078.76, 10,717,791.90 and 2,883,264.72

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Solution

The fourth proportional to 7,148,078.76, 10,717,791.90 and 2,883,264.72 is: 4,323,152.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,078.76 : 10,717,791.90 = 2,883,264.72 : x
  2. Step 2: Convert to fraction form
    7,148,078.76/10,717,791.90 = 2,883,264.72/x
  3. Step 3: Cross multiply
    7,148,078.76x = 10,717,791.90 × 2,883,264.72
  4. Step 4: Simplify right side
    7,148,078.76x = 30,902,231,261,571.77
  5. Step 5: Solve for x
    x = 30,902,231,261,571.77/7,148,078.76
  6. Step 6: Final answer
    x = 4,323,152.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.