Home / 12,442,707.80-18,664,061.70-3,467,259.80

Finding the Fourth Proportional to 12,442,707.80, 18,664,061.70 and 3,467,259.80

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Solution

The fourth proportional to 12,442,707.80, 18,664,061.70 and 3,467,259.80 is: 5,200,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442,707.80 : 18,664,061.70 = 3,467,259.80 : x
  2. Step 2: Convert to fraction form
    12,442,707.80/18,664,061.70 = 3,467,259.80/x
  3. Step 3: Cross multiply
    12,442,707.80x = 18,664,061.70 × 3,467,259.80
  4. Step 4: Simplify right side
    12,442,707.80x = 64,713,150,837,129.66
  5. Step 5: Solve for x
    x = 64,713,150,837,129.66/12,442,707.80
  6. Step 6: Final answer
    x = 5,200,889.70

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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.