Home / 52,558,909.36-78,795,682.47-21,876,455.16

Finding the Fourth Proportional to 52,558,909.36, 78,795,682.47 and 21,876,455.16

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Solution

The fourth proportional to 52,558,909.36, 78,795,682.47 and 21,876,455.16 is: 32,796,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,558,909.36 : 78,795,682.47 = 21,876,455.16 : x
  2. Step 2: Convert to fraction form
    52,558,909.36/78,795,682.47 = 21,876,455.16/x
  3. Step 3: Cross multiply
    52,558,909.36x = 78,795,682.47 × 21,876,455.16
  4. Step 4: Simplify right side
    52,558,909.36x = 1,723,770,214,356,553
  5. Step 5: Solve for x
    x = 1,723,770,214,356,553/52,558,909.36
  6. Step 6: Final answer
    x = 32,796,917.51

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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.