Home / 39,135,100.54-54,000,580.33-22,387,177.21

Finding the Fourth Proportional to 39,135,100.54, 54,000,580.33 and 22,387,177.21

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Solution

The fourth proportional to 39,135,100.54, 54,000,580.33 and 22,387,177.21 is: 30,890,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135,100.54 : 54,000,580.33 = 22,387,177.21 : x
  2. Step 2: Convert to fraction form
    39,135,100.54/54,000,580.33 = 22,387,177.21/x
  3. Step 3: Cross multiply
    39,135,100.54x = 54,000,580.33 × 22,387,177.21
  4. Step 4: Simplify right side
    39,135,100.54x = 1,208,920,561,290,550.25
  5. Step 5: Solve for x
    x = 1,208,920,561,290,550.25/39,135,100.54
  6. Step 6: Final answer
    x = 30,890,953.25

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1.5x scale

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.