Home / 30,476,958.24-42,056,816.40-16,725,649.44

Finding the Fourth Proportional to 30,476,958.24, 42,056,816.40 and 16,725,649.44

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Solution

The fourth proportional to 30,476,958.24, 42,056,816.40 and 16,725,649.44 is: 23,080,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,476,958.24 : 42,056,816.40 = 16,725,649.44 : x
  2. Step 2: Convert to fraction form
    30,476,958.24/42,056,816.40 = 16,725,649.44/x
  3. Step 3: Cross multiply
    30,476,958.24x = 42,056,816.40 × 16,725,649.44
  4. Step 4: Simplify right side
    30,476,958.24x = 703,427,567,668,842.75
  5. Step 5: Solve for x
    x = 703,427,567,668,842.75/30,476,958.24
  6. Step 6: Final answer
    x = 23,080,635.61

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1.5x scale

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.