Home / 28,314,511.83-39,072,900.96-16,715,811.60

Finding the Fourth Proportional to 28,314,511.83, 39,072,900.96 and 16,715,811.60

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Solution

The fourth proportional to 28,314,511.83, 39,072,900.96 and 16,715,811.60 is: 23,067,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,314,511.83 : 39,072,900.96 = 16,715,811.60 : x
  2. Step 2: Convert to fraction form
    28,314,511.83/39,072,900.96 = 16,715,811.60/x
  3. Step 3: Cross multiply
    28,314,511.83x = 39,072,900.96 × 16,715,811.60
  4. Step 4: Simplify right side
    28,314,511.83x = 653,135,251,112,819.12
  5. Step 5: Solve for x
    x = 653,135,251,112,819.12/28,314,511.83
  6. Step 6: Final answer
    x = 23,067,155.64

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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.