Home / 51,603,796.23-71,213,217.89-28,398,923.12

Finding the Fourth Proportional to 51,603,796.23, 71,213,217.89 and 28,398,923.12

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Solution

The fourth proportional to 51,603,796.23, 71,213,217.89 and 28,398,923.12 is: 39,190,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603,796.23 : 71,213,217.89 = 28,398,923.12 : x
  2. Step 2: Convert to fraction form
    51,603,796.23/71,213,217.89 = 28,398,923.12/x
  3. Step 3: Cross multiply
    51,603,796.23x = 71,213,217.89 × 28,398,923.12
  4. Step 4: Simplify right side
    51,603,796.23x = 2,022,378,699,487,858
  5. Step 5: Solve for x
    x = 2,022,378,699,487,858/51,603,796.23
  6. Step 6: Final answer
    x = 39,190,502.39

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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.