Home / 26,137,857.24-39,200,267.42-7,690,131.40

Finding the Fourth Proportional to 26,137,857.24, 39,200,267.42 and 7,690,131.40

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Solution

The fourth proportional to 26,137,857.24, 39,200,267.42 and 7,690,131.40 is: 11,533,279.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137,857.24 : 39,200,267.42 = 7,690,131.40 : x
  2. Step 2: Convert to fraction form
    26,137,857.24/39,200,267.42 = 7,690,131.40/x
  3. Step 3: Cross multiply
    26,137,857.24x = 39,200,267.42 × 7,690,131.40
  4. Step 4: Simplify right side
    26,137,857.24x = 301,455,207,374,939
  5. Step 5: Solve for x
    x = 301,455,207,374,939/26,137,857.24
  6. Step 6: Final answer
    x = 11,533,279.28

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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.