Home / 30,972,415.07-42,747,282.97-17,926,867.13

Finding the Fourth Proportional to 30,972,415.07, 42,747,282.97 and 17,926,867.13

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Solution

The fourth proportional to 30,972,415.07, 42,747,282.97 and 17,926,867.13 is: 24,742,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,972,415.07 : 42,747,282.97 = 17,926,867.13 : x
  2. Step 2: Convert to fraction form
    30,972,415.07/42,747,282.97 = 17,926,867.13/x
  3. Step 3: Cross multiply
    30,972,415.07x = 42,747,282.97 × 17,926,867.13
  4. Step 4: Simplify right side
    30,972,415.07x = 766,324,861,713,148.25
  5. Step 5: Solve for x
    x = 766,324,861,713,148.25/30,972,415.07
  6. Step 6: Final answer
    x = 24,742,173.32

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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.