Home / 28,827,350.26-39,781,741.76-15,774,610.76

Finding the Fourth Proportional to 28,827,350.26, 39,781,741.76 and 15,774,610.76

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Solution

The fourth proportional to 28,827,350.26, 39,781,741.76 and 15,774,610.76 is: 21,768,961.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827,350.26 : 39,781,741.76 = 15,774,610.76 : x
  2. Step 2: Convert to fraction form
    28,827,350.26/39,781,741.76 = 15,774,610.76/x
  3. Step 3: Cross multiply
    28,827,350.26x = 39,781,741.76 × 15,774,610.76
  4. Step 4: Simplify right side
    28,827,350.26x = 627,541,491,618,837.25
  5. Step 5: Solve for x
    x = 627,541,491,618,837.25/28,827,350.26
  6. Step 6: Final answer
    x = 21,768,961.97

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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.