Home / 26,137,858.74-39,200,269.66-7,690,132.90

Finding the Fourth Proportional to 26,137,858.74, 39,200,269.66 and 7,690,132.90

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Solution

The fourth proportional to 26,137,858.74, 39,200,269.66 and 7,690,132.90 is: 11,533,281.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137,858.74 : 39,200,269.66 = 7,690,132.90 : x
  2. Step 2: Convert to fraction form
    26,137,858.74/39,200,269.66 = 7,690,132.90/x
  3. Step 3: Cross multiply
    26,137,858.74x = 39,200,269.66 × 7,690,132.90
  4. Step 4: Simplify right side
    26,137,858.74x = 301,455,283,401,237.81
  5. Step 5: Solve for x
    x = 301,455,283,401,237.81/26,137,858.74
  6. Step 6: Final answer
    x = 11,533,281.53

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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.