Home / 11,207,118.80-16,810,678.20-9,789,942.80

Finding the Fourth Proportional to 11,207,118.80, 16,810,678.20 and 9,789,942.80

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Solution

The fourth proportional to 11,207,118.80, 16,810,678.20 and 9,789,942.80 is: 14,684,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207,118.80 : 16,810,678.20 = 9,789,942.80 : x
  2. Step 2: Convert to fraction form
    11,207,118.80/16,810,678.20 = 9,789,942.80/x
  3. Step 3: Cross multiply
    11,207,118.80x = 16,810,678.20 × 9,789,942.80
  4. Step 4: Simplify right side
    11,207,118.80x = 164,575,578,007,206.97
  5. Step 5: Solve for x
    x = 164,575,578,007,206.97/11,207,118.80
  6. Step 6: Final answer
    x = 14,684,914.20

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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.