Home / 30,393,953.32-41,943,664.62-16,455,305.65

Finding the Fourth Proportional to 30,393,953.32, 41,943,664.62 and 16,455,305.65

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Solution

The fourth proportional to 30,393,953.32, 41,943,664.62 and 16,455,305.65 is: 22,708,326.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393,953.32 : 41,943,664.62 = 16,455,305.65 : x
  2. Step 2: Convert to fraction form
    30,393,953.32/41,943,664.62 = 16,455,305.65/x
  3. Step 3: Cross multiply
    30,393,953.32x = 41,943,664.62 × 16,455,305.65
  4. Step 4: Simplify right side
    30,393,953.32x = 690,195,821,403,191.12
  5. Step 5: Solve for x
    x = 690,195,821,403,191.12/30,393,953.32
  6. Step 6: Final answer
    x = 22,708,326.69

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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.