Home / 12,685,068.28-17,505,405.44-6,883,849.96

Finding the Fourth Proportional to 12,685,068.28, 17,505,405.44 and 6,883,849.96

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Solution

The fourth proportional to 12,685,068.28, 17,505,405.44 and 6,883,849.96 is: 9,499,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,685,068.28 : 17,505,405.44 = 6,883,849.96 : x
  2. Step 2: Convert to fraction form
    12,685,068.28/17,505,405.44 = 6,883,849.96/x
  3. Step 3: Cross multiply
    12,685,068.28x = 17,505,405.44 × 6,883,849.96
  4. Step 4: Simplify right side
    12,685,068.28x = 120,504,584,537,927.80
  5. Step 5: Solve for x
    x = 120,504,584,537,927.80/12,685,068.28
  6. Step 6: Final answer
    x = 9,499,719.03

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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.