Home / 30,965,548.86-42,733,553.40-17,027,967.42

Finding the Fourth Proportional to 30,965,548.86, 42,733,553.40 and 17,027,967.42

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Solution

The fourth proportional to 30,965,548.86, 42,733,553.40 and 17,027,967.42 is: 23,499,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,548.86 : 42,733,553.40 = 17,027,967.42 : x
  2. Step 2: Convert to fraction form
    30,965,548.86/42,733,553.40 = 17,027,967.42/x
  3. Step 3: Cross multiply
    30,965,548.86x = 42,733,553.40 × 17,027,967.42
  4. Step 4: Simplify right side
    30,965,548.86x = 727,665,555,036,030.25
  5. Step 5: Solve for x
    x = 727,665,555,036,030.25/30,965,548.86
  6. Step 6: Final answer
    x = 23,499,197.72

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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.