Home / 26,500,090.21-39,750,074.87-8,305,671.76

Finding the Fourth Proportional to 26,500,090.21, 39,750,074.87 and 8,305,671.76

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Solution

The fourth proportional to 26,500,090.21, 39,750,074.87 and 8,305,671.76 is: 12,458,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500,090.21 : 39,750,074.87 = 8,305,671.76 : x
  2. Step 2: Convert to fraction form
    26,500,090.21/39,750,074.87 = 8,305,671.76/x
  3. Step 3: Cross multiply
    26,500,090.21x = 39,750,074.87 × 8,305,671.76
  4. Step 4: Simplify right side
    26,500,090.21x = 330,151,074,164,741.12
  5. Step 5: Solve for x
    x = 330,151,074,164,741.12/26,500,090.21
  6. Step 6: Final answer
    x = 12,458,488.69

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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.