Home / 7,523,943.12-10,383,102.54-4,086,208.80

Finding the Fourth Proportional to 7,523,943.12, 10,383,102.54 and 4,086,208.80

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Solution

The fourth proportional to 7,523,943.12, 10,383,102.54 and 4,086,208.80 is: 5,639,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523,943.12 : 10,383,102.54 = 4,086,208.80 : x
  2. Step 2: Convert to fraction form
    7,523,943.12/10,383,102.54 = 4,086,208.80/x
  3. Step 3: Cross multiply
    7,523,943.12x = 10,383,102.54 × 4,086,208.80
  4. Step 4: Simplify right side
    7,523,943.12x = 42,427,524,970,250.34
  5. Step 5: Solve for x
    x = 42,427,524,970,250.34/7,523,943.12
  6. Step 6: Final answer
    x = 5,639,001.29

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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.