Home / 11,360,299.80-17,021,554.02-7,987,433.88

Finding the Fourth Proportional to 11,360,299.80, 17,021,554.02 and 7,987,433.88

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Solution

The fourth proportional to 11,360,299.80, 17,021,554.02 and 7,987,433.88 is: 11,967,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360,299.80 : 17,021,554.02 = 7,987,433.88 : x
  2. Step 2: Convert to fraction form
    11,360,299.80/17,021,554.02 = 7,987,433.88/x
  3. Step 3: Cross multiply
    11,360,299.80x = 17,021,554.02 × 7,987,433.88
  4. Step 4: Simplify right side
    11,360,299.80x = 135,958,537,269,598.19
  5. Step 5: Solve for x
    x = 135,958,537,269,598.19/11,360,299.80
  6. Step 6: Final answer
    x = 11,967,865.26

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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.