Home / 13,110,367.91-18,086,568.12-12,502,532.25

Finding the Fourth Proportional to 13,110,367.91, 18,086,568.12 and 12,502,532.25

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Solution

The fourth proportional to 13,110,367.91, 18,086,568.12 and 12,502,532.25 is: 17,248,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,367.91 : 18,086,568.12 = 12,502,532.25 : x
  2. Step 2: Convert to fraction form
    13,110,367.91/18,086,568.12 = 12,502,532.25/x
  3. Step 3: Cross multiply
    13,110,367.91x = 18,086,568.12 × 12,502,532.25
  4. Step 4: Simplify right side
    13,110,367.91x = 226,127,901,212,121.88
  5. Step 5: Solve for x
    x = 226,127,901,212,121.88/13,110,367.91
  6. Step 6: Final answer
    x = 17,248,021.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.