Home / 13,771,922.28-20,659,039.92-4,187,384.04

Finding the Fourth Proportional to 13,771,922.28, 20,659,039.92 and 4,187,384.04

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Solution

The fourth proportional to 13,771,922.28, 20,659,039.92 and 4,187,384.04 is: 6,281,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,922.28 : 20,659,039.92 = 4,187,384.04 : x
  2. Step 2: Convert to fraction form
    13,771,922.28/20,659,039.92 = 4,187,384.04/x
  3. Step 3: Cross multiply
    13,771,922.28x = 20,659,039.92 × 4,187,384.04
  4. Step 4: Simplify right side
    13,771,922.28x = 86,507,334,042,730.89
  5. Step 5: Solve for x
    x = 86,507,334,042,730.89/13,771,922.28
  6. Step 6: Final answer
    x = 6,281,427.70

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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.