Home / 75,673,180.97-104,428,988.67-40,865,870.39

Finding the Fourth Proportional to 75,673,180.97, 104,428,988.67 and 40,865,870.39

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Solution

The fourth proportional to 75,673,180.97, 104,428,988.67 and 40,865,870.39 is: 56,394,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,673,180.97 : 104,428,988.67 = 40,865,870.39 : x
  2. Step 2: Convert to fraction form
    75,673,180.97/104,428,988.67 = 40,865,870.39/x
  3. Step 3: Cross multiply
    75,673,180.97x = 104,428,988.67 × 40,865,870.39
  4. Step 4: Simplify right side
    75,673,180.97x = 4,267,581,515,578,100.50
  5. Step 5: Solve for x
    x = 4,267,581,515,578,100.50/75,673,180.97
  6. Step 6: Final answer
    x = 56,394,900.56

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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.