Home / 26,137,855.25-39,200,264.41-7,690,129.40

Finding the Fourth Proportional to 26,137,855.25, 39,200,264.41 and 7,690,129.40

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Solution

The fourth proportional to 26,137,855.25, 39,200,264.41 and 7,690,129.40 is: 11,533,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,137,855.25 : 39,200,264.41 = 7,690,129.40 : x
  2. Step 2: Convert to fraction form
    26,137,855.25/39,200,264.41 = 7,690,129.40/x
  3. Step 3: Cross multiply
    26,137,855.25x = 39,200,264.41 × 7,690,129.40
  4. Step 4: Simplify right side
    26,137,855.25x = 301,455,105,864,673.94
  5. Step 5: Solve for x
    x = 301,455,105,864,673.94/26,137,855.25
  6. Step 6: Final answer
    x = 11,533,276.28

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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.