Home / 13,892,104.46-19,164,997.51-8,382,406.30

Finding the Fourth Proportional to 13,892,104.46, 19,164,997.51 and 8,382,406.30

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Solution

The fourth proportional to 13,892,104.46, 19,164,997.51 and 8,382,406.30 is: 11,564,035.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,104.46 : 19,164,997.51 = 8,382,406.30 : x
  2. Step 2: Convert to fraction form
    13,892,104.46/19,164,997.51 = 8,382,406.30/x
  3. Step 3: Cross multiply
    13,892,104.46x = 19,164,997.51 × 8,382,406.30
  4. Step 4: Simplify right side
    13,892,104.46x = 160,648,795,798,439.81
  5. Step 5: Solve for x
    x = 160,648,795,798,439.81/13,892,104.46
  6. Step 6: Final answer
    x = 11,564,035.98

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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.