Home / 39,366,754.32-54,327,695.80-21,964,620.40

Finding the Fourth Proportional to 39,366,754.32, 54,327,695.80 and 21,964,620.40

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Solution

The fourth proportional to 39,366,754.32, 54,327,695.80 and 21,964,620.40 is: 30,312,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,754.32 : 54,327,695.80 = 21,964,620.40 : x
  2. Step 2: Convert to fraction form
    39,366,754.32/54,327,695.80 = 21,964,620.40/x
  3. Step 3: Cross multiply
    39,366,754.32x = 54,327,695.80 × 21,964,620.40
  4. Step 4: Simplify right side
    39,366,754.32x = 1,193,287,215,453,674.25
  5. Step 5: Solve for x
    x = 1,193,287,215,453,674.25/39,366,754.32
  6. Step 6: Final answer
    x = 30,312,054.83

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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.