Home / 39,366,058.86-54,325,195.20-21,962,407.59

Finding the Fourth Proportional to 39,366,058.86, 54,325,195.20 and 21,962,407.59

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Solution

The fourth proportional to 39,366,058.86, 54,325,195.20 and 21,962,407.59 is: 30,308,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,058.86 : 54,325,195.20 = 21,962,407.59 : x
  2. Step 2: Convert to fraction form
    39,366,058.86/54,325,195.20 = 21,962,407.59/x
  3. Step 3: Cross multiply
    39,366,058.86x = 54,325,195.20 × 21,962,407.59
  4. Step 4: Simplify right side
    39,366,058.86x = 1,193,112,079,388,711.75
  5. Step 5: Solve for x
    x = 1,193,112,079,388,711.75/39,366,058.86
  6. Step 6: Final answer
    x = 30,308,141.43

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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.