Home / 11,775,714.53-17,645,543.21-7,923,267.52

Finding the Fourth Proportional to 11,775,714.53, 17,645,543.21 and 7,923,267.52

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Solution

The fourth proportional to 11,775,714.53, 17,645,543.21 and 7,923,267.52 is: 11,872,770.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775,714.53 : 17,645,543.21 = 7,923,267.52 : x
  2. Step 2: Convert to fraction form
    11,775,714.53/17,645,543.21 = 7,923,267.52/x
  3. Step 3: Cross multiply
    11,775,714.53x = 17,645,543.21 × 7,923,267.52
  4. Step 4: Simplify right side
    11,775,714.53x = 139,810,359,364,243.84
  5. Step 5: Solve for x
    x = 139,810,359,364,243.84/11,775,714.53
  6. Step 6: Final answer
    x = 11,872,770.78

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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.