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Finding the Fourth Proportional to 5,630,067.56, 7,769,285.08 and 3,051,692.98

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Solution

The fourth proportional to 5,630,067.56, 7,769,285.08 and 3,051,692.98 is: 4,211,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630,067.56 : 7,769,285.08 = 3,051,692.98 : x
  2. Step 2: Convert to fraction form
    5,630,067.56/7,769,285.08 = 3,051,692.98/x
  3. Step 3: Cross multiply
    5,630,067.56x = 7,769,285.08 × 3,051,692.98
  4. Step 4: Simplify right side
    5,630,067.56x = 23,709,472,738,254.74
  5. Step 5: Solve for x
    x = 23,709,472,738,254.74/5,630,067.56
  6. Step 6: Final answer
    x = 4,211,223.49

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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.