Home / 25,345,288.18-38,022,661.49-11,513,218.49

Finding the Fourth Proportional to 25,345,288.18, 38,022,661.49 and 11,513,218.49

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Solution

The fourth proportional to 25,345,288.18, 38,022,661.49 and 11,513,218.49 is: 17,271,976.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345,288.18 : 38,022,661.49 = 11,513,218.49 : x
  2. Step 2: Convert to fraction form
    25,345,288.18/38,022,661.49 = 11,513,218.49/x
  3. Step 3: Cross multiply
    25,345,288.18x = 38,022,661.49 × 11,513,218.49
  4. Step 4: Simplify right side
    25,345,288.18x = 437,763,209,305,679
  5. Step 5: Solve for x
    x = 437,763,209,305,679/25,345,288.18
  6. Step 6: Final answer
    x = 17,271,976.01

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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.