Home / 9,051,816.36-13,578,149.76-2,987,078.16

Finding the Fourth Proportional to 9,051,816.36, 13,578,149.76 and 2,987,078.16

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Solution

The fourth proportional to 9,051,816.36, 13,578,149.76 and 2,987,078.16 is: 4,480,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051,816.36 : 13,578,149.76 = 2,987,078.16 : x
  2. Step 2: Convert to fraction form
    9,051,816.36/13,578,149.76 = 2,987,078.16/x
  3. Step 3: Cross multiply
    9,051,816.36x = 13,578,149.76 × 2,987,078.16
  4. Step 4: Simplify right side
    9,051,816.36x = 40,558,994,601,305.24
  5. Step 5: Solve for x
    x = 40,558,994,601,305.24/9,051,816.36
  6. Step 6: Final answer
    x = 4,480,757.56

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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.