Home / 5,613,354.36-8,421,069.96-1,776,142.85

Finding the Fourth Proportional to 5,613,354.36, 8,421,069.96 and 1,776,142.85

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Solution

The fourth proportional to 5,613,354.36, 8,421,069.96 and 1,776,142.85 is: 2,664,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,354.36 : 8,421,069.96 = 1,776,142.85 : x
  2. Step 2: Convert to fraction form
    5,613,354.36/8,421,069.96 = 1,776,142.85/x
  3. Step 3: Cross multiply
    5,613,354.36x = 8,421,069.96 × 1,776,142.85
  4. Step 4: Simplify right side
    5,613,354.36x = 14,957,023,156,698.44
  5. Step 5: Solve for x
    x = 14,957,023,156,698.44/5,613,354.36
  6. Step 6: Final answer
    x = 2,664,542.84

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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.