Home / 13,234,460.80-19,855,147.20-4,259,228.80

Finding the Fourth Proportional to 13,234,460.80, 19,855,147.20 and 4,259,228.80

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Solution

The fourth proportional to 13,234,460.80, 19,855,147.20 and 4,259,228.80 is: 6,389,955.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,460.80 : 19,855,147.20 = 4,259,228.80 : x
  2. Step 2: Convert to fraction form
    13,234,460.80/19,855,147.20 = 4,259,228.80/x
  3. Step 3: Cross multiply
    13,234,460.80x = 19,855,147.20 × 4,259,228.80
  4. Step 4: Simplify right side
    13,234,460.80x = 84,567,614,782,479.36
  5. Step 5: Solve for x
    x = 84,567,614,782,479.36/13,234,460.80
  6. Step 6: Final answer
    x = 6,389,955.44

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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.