Home / 10,968,415.56-15,136,308.27-6,320,493

Finding the Fourth Proportional to 10,968,415.56, 15,136,308.27 and 6,320,493

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Solution

The fourth proportional to 10,968,415.56, 15,136,308.27 and 6,320,493 is: 8,722,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968,415.56 : 15,136,308.27 = 6,320,493 : x
  2. Step 2: Convert to fraction form
    10,968,415.56/15,136,308.27 = 6,320,493/x
  3. Step 3: Cross multiply
    10,968,415.56x = 15,136,308.27 × 6,320,493
  4. Step 4: Simplify right side
    10,968,415.56x = 95,668,930,466,377.11
  5. Step 5: Solve for x
    x = 95,668,930,466,377.11/10,968,415.56
  6. Step 6: Final answer
    x = 8,722,219.72

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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.