Home / 18,508,447.51-25,544,540.63-10,561,005.68

Finding the Fourth Proportional to 18,508,447.51, 25,544,540.63 and 10,561,005.68

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Solution

The fourth proportional to 18,508,447.51, 25,544,540.63 and 10,561,005.68 is: 14,575,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,508,447.51 : 25,544,540.63 = 10,561,005.68 : x
  2. Step 2: Convert to fraction form
    18,508,447.51/25,544,540.63 = 10,561,005.68/x
  3. Step 3: Cross multiply
    18,508,447.51x = 25,544,540.63 × 10,561,005.68
  4. Step 4: Simplify right side
    18,508,447.51x = 269,776,038,585,100.62
  5. Step 5: Solve for x
    x = 269,776,038,585,100.62/18,508,447.51
  6. Step 6: Final answer
    x = 14,575,832.93

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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.