Home / 8,114,051.12-11,198,141.88-4,492,379.12

Finding the Fourth Proportional to 8,114,051.12, 11,198,141.88 and 4,492,379.12

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Solution

The fourth proportional to 8,114,051.12, 11,198,141.88 and 4,492,379.12 is: 6,199,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114,051.12 : 11,198,141.88 = 4,492,379.12 : x
  2. Step 2: Convert to fraction form
    8,114,051.12/11,198,141.88 = 4,492,379.12/x
  3. Step 3: Cross multiply
    8,114,051.12x = 11,198,141.88 × 4,492,379.12
  4. Step 4: Simplify right side
    8,114,051.12x = 50,306,298,764,509.55
  5. Step 5: Solve for x
    x = 50,306,298,764,509.55/8,114,051.12
  6. Step 6: Final answer
    x = 6,199,899.17

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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.