Home / 39,366,015.24-54,325,135.06-21,962,364.02

Finding the Fourth Proportional to 39,366,015.24, 54,325,135.06 and 21,962,364.02

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Solution

The fourth proportional to 39,366,015.24, 54,325,135.06 and 21,962,364.02 is: 30,308,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,015.24 : 54,325,135.06 = 21,962,364.02 : x
  2. Step 2: Convert to fraction form
    39,366,015.24/54,325,135.06 = 21,962,364.02/x
  3. Step 3: Cross multiply
    39,366,015.24x = 54,325,135.06 × 21,962,364.02
  4. Step 4: Simplify right side
    39,366,015.24x = 1,193,108,391,623,384.50
  5. Step 5: Solve for x
    x = 1,193,108,391,623,384.50/39,366,015.24
  6. Step 6: Final answer
    x = 30,308,081.33

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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.