Home / 7,665,905.13-10,579,073.79-4,181,243.01

Finding the Fourth Proportional to 7,665,905.13, 10,579,073.79 and 4,181,243.01

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Solution

The fourth proportional to 7,665,905.13, 10,579,073.79 and 4,181,243.01 is: 5,770,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,905.13 : 10,579,073.79 = 4,181,243.01 : x
  2. Step 2: Convert to fraction form
    7,665,905.13/10,579,073.79 = 4,181,243.01/x
  3. Step 3: Cross multiply
    7,665,905.13x = 10,579,073.79 × 4,181,243.01
  4. Step 4: Simplify right side
    7,665,905.13x = 44,233,678,330,715.83
  5. Step 5: Solve for x
    x = 44,233,678,330,715.83/7,665,905.13
  6. Step 6: Final answer
    x = 5,770,183.38

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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.