Home / 39,040,325.08-53,875,653.72-21,637,793.84

Finding the Fourth Proportional to 39,040,325.08, 53,875,653.72 and 21,637,793.84

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Solution

The fourth proportional to 39,040,325.08, 53,875,653.72 and 21,637,793.84 is: 29,860,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040,325.08 : 53,875,653.72 = 21,637,793.84 : x
  2. Step 2: Convert to fraction form
    39,040,325.08/53,875,653.72 = 21,637,793.84/x
  3. Step 3: Cross multiply
    39,040,325.08x = 53,875,653.72 × 21,637,793.84
  4. Step 4: Simplify right side
    39,040,325.08x = 1,165,750,288,188,589
  5. Step 5: Solve for x
    x = 1,165,750,288,188,589/39,040,325.08
  6. Step 6: Final answer
    x = 29,860,158.33

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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.