Home / 8,631,661.12-11,910,843.72-4,763,932.92

Finding the Fourth Proportional to 8,631,661.12, 11,910,843.72 and 4,763,932.92

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Solution

The fourth proportional to 8,631,661.12, 11,910,843.72 and 4,763,932.92 is: 6,573,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,661.12 : 11,910,843.72 = 4,763,932.92 : x
  2. Step 2: Convert to fraction form
    8,631,661.12/11,910,843.72 = 4,763,932.92/x
  3. Step 3: Cross multiply
    8,631,661.12x = 11,910,843.72 × 4,763,932.92
  4. Step 4: Simplify right side
    8,631,661.12x = 56,742,460,502,683.27
  5. Step 5: Solve for x
    x = 56,742,460,502,683.27/8,631,661.12
  6. Step 6: Final answer
    x = 6,573,759.06

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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.