Home / 12,597,697.68-18,868,136.28-5,851,915.92

Finding the Fourth Proportional to 12,597,697.68, 18,868,136.28 and 5,851,915.92

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Solution

The fourth proportional to 12,597,697.68, 18,868,136.28 and 5,851,915.92 is: 8,764,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,697.68 : 18,868,136.28 = 5,851,915.92 : x
  2. Step 2: Convert to fraction form
    12,597,697.68/18,868,136.28 = 5,851,915.92/x
  3. Step 3: Cross multiply
    12,597,697.68x = 18,868,136.28 × 5,851,915.92
  4. Step 4: Simplify right side
    12,597,697.68x = 110,414,747,077,661.58
  5. Step 5: Solve for x
    x = 110,414,747,077,661.58/12,597,697.68
  6. Step 6: Final answer
    x = 8,764,676.68

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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.