Home / 15,375,841.07-21,224,004.21-8,852,070.60

Finding the Fourth Proportional to 15,375,841.07, 21,224,004.21 and 8,852,070.60

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Solution

The fourth proportional to 15,375,841.07, 21,224,004.21 and 8,852,070.60 is: 12,218,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375,841.07 : 21,224,004.21 = 8,852,070.60 : x
  2. Step 2: Convert to fraction form
    15,375,841.07/21,224,004.21 = 8,852,070.60/x
  3. Step 3: Cross multiply
    15,375,841.07x = 21,224,004.21 × 8,852,070.60
  4. Step 4: Simplify right side
    15,375,841.07x = 187,876,383,681,617.22
  5. Step 5: Solve for x
    x = 187,876,383,681,617.22/15,375,841.07
  6. Step 6: Final answer
    x = 12,218,933.77

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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.