Home / 13,204,090.80-19,806,136.20-6,826,798.80

Finding the Fourth Proportional to 13,204,090.80, 19,806,136.20 and 6,826,798.80

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Solution

The fourth proportional to 13,204,090.80, 19,806,136.20 and 6,826,798.80 is: 10,240,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204,090.80 : 19,806,136.20 = 6,826,798.80 : x
  2. Step 2: Convert to fraction form
    13,204,090.80/19,806,136.20 = 6,826,798.80/x
  3. Step 3: Cross multiply
    13,204,090.80x = 19,806,136.20 × 6,826,798.80
  4. Step 4: Simplify right side
    13,204,090.80x = 135,212,506,842,796.55
  5. Step 5: Solve for x
    x = 135,212,506,842,796.55/13,204,090.80
  6. Step 6: Final answer
    x = 10,240,198.20

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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.