Home / 10,491,122.34-15,727,347.63-4,099,921.38

Finding the Fourth Proportional to 10,491,122.34, 15,727,347.63 and 4,099,921.38

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Solution

The fourth proportional to 10,491,122.34, 15,727,347.63 and 4,099,921.38 is: 6,146,233.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491,122.34 : 15,727,347.63 = 4,099,921.38 : x
  2. Step 2: Convert to fraction form
    10,491,122.34/15,727,347.63 = 4,099,921.38/x
  3. Step 3: Cross multiply
    10,491,122.34x = 15,727,347.63 × 4,099,921.38
  4. Step 4: Simplify right side
    10,491,122.34x = 64,480,888,798,929.33
  5. Step 5: Solve for x
    x = 64,480,888,798,929.33/10,491,122.34
  6. Step 6: Final answer
    x = 6,146,233.62

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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.