Home / 28,445,633.82-39,255,212.07-16,691,930.46

Finding the Fourth Proportional to 28,445,633.82, 39,255,212.07 and 16,691,930.46

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Solution

The fourth proportional to 28,445,633.82, 39,255,212.07 and 16,691,930.46 is: 23,035,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445,633.82 : 39,255,212.07 = 16,691,930.46 : x
  2. Step 2: Convert to fraction form
    28,445,633.82/39,255,212.07 = 16,691,930.46/x
  3. Step 3: Cross multiply
    28,445,633.82x = 39,255,212.07 × 16,691,930.46
  4. Step 4: Simplify right side
    28,445,633.82x = 655,245,270,064,992.75
  5. Step 5: Solve for x
    x = 655,245,270,064,992.75/28,445,633.82
  6. Step 6: Final answer
    x = 23,035,003.34

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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.