Home / 18,483,805.13-25,505,939.21-10,223,689.59

Finding the Fourth Proportional to 18,483,805.13, 25,505,939.21 and 10,223,689.59

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Solution

The fourth proportional to 18,483,805.13, 25,505,939.21 and 10,223,689.59 is: 14,107,744.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483,805.13 : 25,505,939.21 = 10,223,689.59 : x
  2. Step 2: Convert to fraction form
    18,483,805.13/25,505,939.21 = 10,223,689.59/x
  3. Step 3: Cross multiply
    18,483,805.13x = 25,505,939.21 × 10,223,689.59
  4. Step 4: Simplify right side
    18,483,805.13x = 260,764,805,133,331.34
  5. Step 5: Solve for x
    x = 260,764,805,133,331.34/18,483,805.13
  6. Step 6: Final answer
    x = 14,107,744.77

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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.