Home / 7,792,171.53-11,690,780.21-3,748,133.12

Finding the Fourth Proportional to 7,792,171.53, 11,690,780.21 and 3,748,133.12

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Solution

The fourth proportional to 7,792,171.53, 11,690,780.21 and 3,748,133.12 is: 5,623,413.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,171.53 : 11,690,780.21 = 3,748,133.12 : x
  2. Step 2: Convert to fraction form
    7,792,171.53/11,690,780.21 = 3,748,133.12/x
  3. Step 3: Cross multiply
    7,792,171.53x = 11,690,780.21 × 3,748,133.12
  4. Step 4: Simplify right side
    7,792,171.53x = 43,818,600,426,546.99
  5. Step 5: Solve for x
    x = 43,818,600,426,546.99/7,792,171.53
  6. Step 6: Final answer
    x = 5,623,413.22

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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.