Home / 21,068,792.69-31,603,189.23-5,922,724.19

Finding the Fourth Proportional to 21,068,792.69, 31,603,189.23 and 5,922,724.19

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Solution

The fourth proportional to 21,068,792.69, 31,603,189.23 and 5,922,724.19 is: 8,884,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,068,792.69 : 31,603,189.23 = 5,922,724.19 : x
  2. Step 2: Convert to fraction form
    21,068,792.69/31,603,189.23 = 5,922,724.19/x
  3. Step 3: Cross multiply
    21,068,792.69x = 31,603,189.23 × 5,922,724.19
  4. Step 4: Simplify right side
    21,068,792.69x = 187,176,973,175,652.53
  5. Step 5: Solve for x
    x = 187,176,973,175,652.53/21,068,792.69
  6. Step 6: Final answer
    x = 8,884,086.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.