Home / 18,854,917.76-26,019,054.06-11,525,023.64

Finding the Fourth Proportional to 18,854,917.76, 26,019,054.06 and 11,525,023.64

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Solution

The fourth proportional to 18,854,917.76, 26,019,054.06 and 11,525,023.64 is: 15,904,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854,917.76 : 26,019,054.06 = 11,525,023.64 : x
  2. Step 2: Convert to fraction form
    18,854,917.76/26,019,054.06 = 11,525,023.64/x
  3. Step 3: Cross multiply
    18,854,917.76x = 26,019,054.06 × 11,525,023.64
  4. Step 4: Simplify right side
    18,854,917.76x = 299,870,213,131,938
  5. Step 5: Solve for x
    x = 299,870,213,131,938/18,854,917.76
  6. Step 6: Final answer
    x = 15,904,084.92

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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.