Home / 56,277,478.97-84,357,692.51-21,757,590.30

Finding the Fourth Proportional to 56,277,478.97, 84,357,692.51 and 21,757,590.30

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Solution

The fourth proportional to 56,277,478.97, 84,357,692.51 and 21,757,590.30 is: 32,613,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,277,478.97 : 84,357,692.51 = 21,757,590.30 : x
  2. Step 2: Convert to fraction form
    56,277,478.97/84,357,692.51 = 21,757,590.30/x
  3. Step 3: Cross multiply
    56,277,478.97x = 84,357,692.51 × 21,757,590.30
  4. Step 4: Simplify right side
    56,277,478.97x = 1,835,420,112,177,170.75
  5. Step 5: Solve for x
    x = 1,835,420,112,177,170.75/56,277,478.97
  6. Step 6: Final answer
    x = 32,613,758.58

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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.