Home / 30,765,662.11-42,451,896.76-17,710,398.55

Finding the Fourth Proportional to 30,765,662.11, 42,451,896.76 and 17,710,398.55

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Solution

The fourth proportional to 30,765,662.11, 42,451,896.76 and 17,710,398.55 is: 24,437,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,765,662.11 : 42,451,896.76 = 17,710,398.55 : x
  2. Step 2: Convert to fraction form
    30,765,662.11/42,451,896.76 = 17,710,398.55/x
  3. Step 3: Cross multiply
    30,765,662.11x = 42,451,896.76 × 17,710,398.55
  4. Step 4: Simplify right side
    30,765,662.11x = 751,840,010,823,053.75
  5. Step 5: Solve for x
    x = 751,840,010,823,053.75/30,765,662.11
  6. Step 6: Final answer
    x = 24,437,634.66

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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.