Home / 13,774,742.55-20,662,113.83-4,190,105.70

Finding the Fourth Proportional to 13,774,742.55, 20,662,113.83 and 4,190,105.70

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Solution

The fourth proportional to 13,774,742.55, 20,662,113.83 and 4,190,105.70 is: 6,285,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,742.55 : 20,662,113.83 = 4,190,105.70 : x
  2. Step 2: Convert to fraction form
    13,774,742.55/20,662,113.83 = 4,190,105.70/x
  3. Step 3: Cross multiply
    13,774,742.55x = 20,662,113.83 × 4,190,105.70
  4. Step 4: Simplify right side
    13,774,742.55x = 86,576,440,912,181.30
  5. Step 5: Solve for x
    x = 86,576,440,912,181.30/13,774,742.55
  6. Step 6: Final answer
    x = 6,285,158.55

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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.