Home / 12,028,491.76-16,599,308.98-6,522,049.12

Finding the Fourth Proportional to 12,028,491.76, 16,599,308.98 and 6,522,049.12

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Solution

The fourth proportional to 12,028,491.76, 16,599,308.98 and 6,522,049.12 is: 9,000,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,491.76 : 16,599,308.98 = 6,522,049.12 : x
  2. Step 2: Convert to fraction form
    12,028,491.76/16,599,308.98 = 6,522,049.12/x
  3. Step 3: Cross multiply
    12,028,491.76x = 16,599,308.98 × 6,522,049.12
  4. Step 4: Simplify right side
    12,028,491.76x = 108,261,508,525,617.11
  5. Step 5: Solve for x
    x = 108,261,508,525,617.11/12,028,491.76
  6. Step 6: Final answer
    x = 9,000,422.55

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1.5x scale

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.