Home / 39,366,365.64-54,325,618.40-21,962,713.52

Finding the Fourth Proportional to 39,366,365.64, 54,325,618.40 and 21,962,713.52

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Solution

The fourth proportional to 39,366,365.64, 54,325,618.40 and 21,962,713.52 is: 30,308,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,365.64 : 54,325,618.40 = 21,962,713.52 : x
  2. Step 2: Convert to fraction form
    39,366,365.64/54,325,618.40 = 21,962,713.52/x
  3. Step 3: Cross multiply
    39,366,365.64x = 54,325,618.40 × 21,962,713.52
  4. Step 4: Simplify right side
    39,366,365.64x = 1,193,137,993,716,040.75
  5. Step 5: Solve for x
    x = 1,193,137,993,716,040.75/39,366,365.64
  6. Step 6: Final answer
    x = 30,308,563.52

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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.