Home / 12,045,891.12-18,046,914.60-10,754,489.49

Finding the Fourth Proportional to 12,045,891.12, 18,046,914.60 and 10,754,489.49

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Solution

The fourth proportional to 12,045,891.12, 18,046,914.60 and 10,754,489.49 is: 16,112,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,045,891.12 : 18,046,914.60 = 10,754,489.49 : x
  2. Step 2: Convert to fraction form
    12,045,891.12/18,046,914.60 = 10,754,489.49/x
  3. Step 3: Cross multiply
    12,045,891.12x = 18,046,914.60 × 10,754,489.49
  4. Step 4: Simplify right side
    12,045,891.12x = 194,085,353,392,627.56
  5. Step 5: Solve for x
    x = 194,085,353,392,627.56/12,045,891.12
  6. Step 6: Final answer
    x = 16,112,162.35

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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.