Home / 13,582,610.97-20,350,000.53-12,773,491.98

Finding the Fourth Proportional to 13,582,610.97, 20,350,000.53 and 12,773,491.98

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Solution

The fourth proportional to 13,582,610.97, 20,350,000.53 and 12,773,491.98 is: 19,137,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582,610.97 : 20,350,000.53 = 12,773,491.98 : x
  2. Step 2: Convert to fraction form
    13,582,610.97/20,350,000.53 = 12,773,491.98/x
  3. Step 3: Cross multiply
    13,582,610.97x = 20,350,000.53 × 12,773,491.98
  4. Step 4: Simplify right side
    13,582,610.97x = 259,940,568,562,950.78
  5. Step 5: Solve for x
    x = 259,940,568,562,950.78/13,582,610.97
  6. Step 6: Final answer
    x = 19,137,746.72

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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.