Home / 12,012,457.13-18,025,245.28-5,094,860.48

Finding the Fourth Proportional to 12,012,457.13, 18,025,245.28 and 5,094,860.48

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Solution

The fourth proportional to 12,012,457.13, 18,025,245.28 and 5,094,860.48 is: 7,645,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,457.13 : 18,025,245.28 = 5,094,860.48 : x
  2. Step 2: Convert to fraction form
    12,012,457.13/18,025,245.28 = 5,094,860.48/x
  3. Step 3: Cross multiply
    12,012,457.13x = 18,025,245.28 × 5,094,860.48
  4. Step 4: Simplify right side
    12,012,457.13x = 91,836,109,803,215.55
  5. Step 5: Solve for x
    x = 91,836,109,803,215.55/12,012,457.13
  6. Step 6: Final answer
    x = 7,645,072.85

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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.