Home / 7,001,088-9,661,501.71-3,781,824

Finding the Fourth Proportional to 7,001,088, 9,661,501.71 and 3,781,824

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Solution

The fourth proportional to 7,001,088, 9,661,501.71 and 3,781,824 is: 5,218,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,088 : 9,661,501.71 = 3,781,824 : x
  2. Step 2: Convert to fraction form
    7,001,088/9,661,501.71 = 3,781,824/x
  3. Step 3: Cross multiply
    7,001,088x = 9,661,501.71 × 3,781,824
  4. Step 4: Simplify right side
    7,001,088x = 36,538,099,042,919.05
  5. Step 5: Solve for x
    x = 36,538,099,042,919.05/7,001,088
  6. Step 6: Final answer
    x = 5,218,917.27

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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.