Home / 5,181,429.87-7,755,971.13-3,816,742.07

Finding the Fourth Proportional to 5,181,429.87, 7,755,971.13 and 3,816,742.07

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Solution

The fourth proportional to 5,181,429.87, 7,755,971.13 and 3,816,742.07 is: 5,713,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,429.87 : 7,755,971.13 = 3,816,742.07 : x
  2. Step 2: Convert to fraction form
    5,181,429.87/7,755,971.13 = 3,816,742.07/x
  3. Step 3: Cross multiply
    5,181,429.87x = 7,755,971.13 × 3,816,742.07
  4. Step 4: Simplify right side
    5,181,429.87x = 29,602,541,324,966.36
  5. Step 5: Solve for x
    x = 29,602,541,324,966.36/5,181,429.87
  6. Step 6: Final answer
    x = 5,713,199.27

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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.