Home / 18,252,921.28-27,406,296.96-10,181,666.56

Finding the Fourth Proportional to 18,252,921.28, 27,406,296.96 and 10,181,666.56

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Solution

The fourth proportional to 18,252,921.28, 27,406,296.96 and 10,181,666.56 is: 15,287,513.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252,921.28 : 27,406,296.96 = 10,181,666.56 : x
  2. Step 2: Convert to fraction form
    18,252,921.28/27,406,296.96 = 10,181,666.56/x
  3. Step 3: Cross multiply
    18,252,921.28x = 27,406,296.96 × 10,181,666.56
  4. Step 4: Simplify right side
    18,252,921.28x = 279,041,777,291,061.69
  5. Step 5: Solve for x
    x = 279,041,777,291,061.69/18,252,921.28
  6. Step 6: Final answer
    x = 15,287,513.33

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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.