Home / 11,220,980.80-16,789,480.80-7,441,844.80

Finding the Fourth Proportional to 11,220,980.80, 16,789,480.80 and 7,441,844.80

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Solution

The fourth proportional to 11,220,980.80, 16,789,480.80 and 7,441,844.80 is: 11,134,918.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220,980.80 : 16,789,480.80 = 7,441,844.80 : x
  2. Step 2: Convert to fraction form
    11,220,980.80/16,789,480.80 = 7,441,844.80/x
  3. Step 3: Cross multiply
    11,220,980.80x = 16,789,480.80 × 7,441,844.80
  4. Step 4: Simplify right side
    11,220,980.80x = 124,944,710,386,179.84
  5. Step 5: Solve for x
    x = 124,944,710,386,179.84/11,220,980.80
  6. Step 6: Final answer
    x = 11,134,918.83

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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.