Home / 7,887,751.36-11,832,934.32-2,768,853.52

Finding the Fourth Proportional to 7,887,751.36, 11,832,934.32 and 2,768,853.52

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Solution

The fourth proportional to 7,887,751.36, 11,832,934.32 and 2,768,853.52 is: 4,153,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,751.36 : 11,832,934.32 = 2,768,853.52 : x
  2. Step 2: Convert to fraction form
    7,887,751.36/11,832,934.32 = 2,768,853.52/x
  3. Step 3: Cross multiply
    7,887,751.36x = 11,832,934.32 × 2,768,853.52
  4. Step 4: Simplify right side
    7,887,751.36x = 32,763,661,843,860.81
  5. Step 5: Solve for x
    x = 32,763,661,843,860.81/7,887,751.36
  6. Step 6: Final answer
    x = 4,153,739.18

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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.