Home / 43,752,040.80-65,628,061.20-11,839,336.80

Finding the Fourth Proportional to 43,752,040.80, 65,628,061.20 and 11,839,336.80

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Solution

The fourth proportional to 43,752,040.80, 65,628,061.20 and 11,839,336.80 is: 17,759,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,752,040.80 : 65,628,061.20 = 11,839,336.80 : x
  2. Step 2: Convert to fraction form
    43,752,040.80/65,628,061.20 = 11,839,336.80/x
  3. Step 3: Cross multiply
    43,752,040.80x = 65,628,061.20 × 11,839,336.80
  4. Step 4: Simplify right side
    43,752,040.80x = 776,992,720,077,812.25
  5. Step 5: Solve for x
    x = 776,992,720,077,812.25/43,752,040.80
  6. Step 6: Final answer
    x = 17,759,005.20

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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.