Home / 57,074,051.24-85,610,845.98-20,673,922.76

Finding the Fourth Proportional to 57,074,051.24, 85,610,845.98 and 20,673,922.76

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Solution

The fourth proportional to 57,074,051.24, 85,610,845.98 and 20,673,922.76 is: 31,010,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,074,051.24 : 85,610,845.98 = 20,673,922.76 : x
  2. Step 2: Convert to fraction form
    57,074,051.24/85,610,845.98 = 20,673,922.76/x
  3. Step 3: Cross multiply
    57,074,051.24x = 85,610,845.98 × 20,673,922.76
  4. Step 4: Simplify right side
    57,074,051.24x = 1,769,912,017,208,776.75
  5. Step 5: Solve for x
    x = 1,769,912,017,208,776.75/57,074,051.24
  6. Step 6: Final answer
    x = 31,010,800.51

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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.