Home / 14,145,879.15-21,201,669.90-10,040,743.46

Finding the Fourth Proportional to 14,145,879.15, 21,201,669.90 and 10,040,743.46

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Solution

The fourth proportional to 14,145,879.15, 21,201,669.90 and 10,040,743.46 is: 15,048,942.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,145,879.15 : 21,201,669.90 = 10,040,743.46 : x
  2. Step 2: Convert to fraction form
    14,145,879.15/21,201,669.90 = 10,040,743.46/x
  3. Step 3: Cross multiply
    14,145,879.15x = 21,201,669.90 × 10,040,743.46
  4. Step 4: Simplify right side
    14,145,879.15x = 212,880,528,442,508.03
  5. Step 5: Solve for x
    x = 212,880,528,442,508.03/14,145,879.15
  6. Step 6: Final answer
    x = 15,048,942.96

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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.