Home / 12,908,614.86-19,350,893.79-4,383,121.86

Finding the Fourth Proportional to 12,908,614.86, 19,350,893.79 and 4,383,121.86

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Solution

The fourth proportional to 12,908,614.86, 19,350,893.79 and 4,383,121.86 is: 6,570,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,908,614.86 : 19,350,893.79 = 4,383,121.86 : x
  2. Step 2: Convert to fraction form
    12,908,614.86/19,350,893.79 = 4,383,121.86/x
  3. Step 3: Cross multiply
    12,908,614.86x = 19,350,893.79 × 4,383,121.86
  4. Step 4: Simplify right side
    12,908,614.86x = 84,817,325,581,487.25
  5. Step 5: Solve for x
    x = 84,817,325,581,487.25/12,908,614.86
  6. Step 6: Final answer
    x = 6,570,598.51

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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.