Home / 5,105,055.20-7,044,884.94-2,781,967.90

Finding the Fourth Proportional to 5,105,055.20, 7,044,884.94 and 2,781,967.90

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Solution

The fourth proportional to 5,105,055.20, 7,044,884.94 and 2,781,967.90 is: 3,839,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,055.20 : 7,044,884.94 = 2,781,967.90 : x
  2. Step 2: Convert to fraction form
    5,105,055.20/7,044,884.94 = 2,781,967.90/x
  3. Step 3: Cross multiply
    5,105,055.20x = 7,044,884.94 × 2,781,967.90
  4. Step 4: Simplify right side
    5,105,055.20x = 19,598,643,762,273.43
  5. Step 5: Solve for x
    x = 19,598,643,762,273.43/5,105,055.20
  6. Step 6: Final answer
    x = 3,839,065.98

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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.