Home / 12,533,071.44-18,801,013.32-11,245,765.17

Finding the Fourth Proportional to 12,533,071.44, 18,801,013.32 and 11,245,765.17

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Solution

The fourth proportional to 12,533,071.44, 18,801,013.32 and 11,245,765.17 is: 16,869,909.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533,071.44 : 18,801,013.32 = 11,245,765.17 : x
  2. Step 2: Convert to fraction form
    12,533,071.44/18,801,013.32 = 11,245,765.17/x
  3. Step 3: Cross multiply
    12,533,071.44x = 18,801,013.32 × 11,245,765.17
  4. Step 4: Simplify right side
    12,533,071.44x = 211,431,780,754,762.06
  5. Step 5: Solve for x
    x = 211,431,780,754,762.06/12,533,071.44
  6. Step 6: Final answer
    x = 16,869,909.48

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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.