Home / 10,943,049.78-15,093,576.80-7,680,592.53

Finding the Fourth Proportional to 10,943,049.78, 15,093,576.80 and 7,680,592.53

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Solution

The fourth proportional to 10,943,049.78, 15,093,576.80 and 7,680,592.53 is: 10,593,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,049.78 : 15,093,576.80 = 7,680,592.53 : x
  2. Step 2: Convert to fraction form
    10,943,049.78/15,093,576.80 = 7,680,592.53/x
  3. Step 3: Cross multiply
    10,943,049.78x = 15,093,576.80 × 7,680,592.53
  4. Step 4: Simplify right side
    10,943,049.78x = 115,927,613,182,658.34
  5. Step 5: Solve for x
    x = 115,927,613,182,658.34/10,943,049.78
  6. Step 6: Final answer
    x = 10,593,720.72

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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.