Home / 12,199,510.62-18,293,950.31-4,110,978.60

Finding the Fourth Proportional to 12,199,510.62, 18,293,950.31 and 4,110,978.60

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Solution

The fourth proportional to 12,199,510.62, 18,293,950.31 and 4,110,978.60 is: 6,164,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199,510.62 : 18,293,950.31 = 4,110,978.60 : x
  2. Step 2: Convert to fraction form
    12,199,510.62/18,293,950.31 = 4,110,978.60/x
  3. Step 3: Cross multiply
    12,199,510.62x = 18,293,950.31 × 4,110,978.60
  4. Step 4: Simplify right side
    12,199,510.62x = 75,206,038,213,318.47
  5. Step 5: Solve for x
    x = 75,206,038,213,318.47/12,199,510.62
  6. Step 6: Final answer
    x = 6,164,676.65

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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.