Home / 28,682,484.51-43,026,328.09-7,934,222.57

Finding the Fourth Proportional to 28,682,484.51, 43,026,328.09 and 7,934,222.57

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Solution

The fourth proportional to 28,682,484.51, 43,026,328.09 and 7,934,222.57 is: 11,902,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,682,484.51 : 43,026,328.09 = 7,934,222.57 : x
  2. Step 2: Convert to fraction form
    28,682,484.51/43,026,328.09 = 7,934,222.57/x
  3. Step 3: Cross multiply
    28,682,484.51x = 43,026,328.09 × 7,934,222.57
  4. Step 4: Simplify right side
    28,682,484.51x = 341,380,463,186,067.06
  5. Step 5: Solve for x
    x = 341,380,463,186,067.06/28,682,484.51
  6. Step 6: Final answer
    x = 11,902,053.43

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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.