Home / 12,986,888.75-17,914,097.85-8,576,654.96

Finding the Fourth Proportional to 12,986,888.75, 17,914,097.85 and 8,576,654.96

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Solution

The fourth proportional to 12,986,888.75, 17,914,097.85 and 8,576,654.96 is: 11,830,626.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,986,888.75 : 17,914,097.85 = 8,576,654.96 : x
  2. Step 2: Convert to fraction form
    12,986,888.75/17,914,097.85 = 8,576,654.96/x
  3. Step 3: Cross multiply
    12,986,888.75x = 17,914,097.85 × 8,576,654.96
  4. Step 4: Simplify right side
    12,986,888.75x = 153,643,036,089,557.38
  5. Step 5: Solve for x
    x = 153,643,036,089,557.38/12,986,888.75
  6. Step 6: Final answer
    x = 11,830,626.96

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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.