Home / 30,765,471.76-42,451,634.82-17,710,208.02

Finding the Fourth Proportional to 30,765,471.76, 42,451,634.82 and 17,710,208.02

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Solution

The fourth proportional to 30,765,471.76, 42,451,634.82 and 17,710,208.02 is: 24,437,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,765,471.76 : 42,451,634.82 = 17,710,208.02 : x
  2. Step 2: Convert to fraction form
    30,765,471.76/42,451,634.82 = 17,710,208.02/x
  3. Step 3: Cross multiply
    30,765,471.76x = 42,451,634.82 × 17,710,208.02
  4. Step 4: Simplify right side
    30,765,471.76x = 751,827,283,451,275.25
  5. Step 5: Solve for x
    x = 751,827,283,451,275.25/30,765,471.76
  6. Step 6: Final answer
    x = 24,437,372.17

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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.