Home / 10,198,770-14,086,941.24-7,403,431.86

Finding the Fourth Proportional to 10,198,770, 14,086,941.24 and 7,403,431.86

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Solution

The fourth proportional to 10,198,770, 14,086,941.24 and 7,403,431.86 is: 10,225,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,770 : 14,086,941.24 = 7,403,431.86 : x
  2. Step 2: Convert to fraction form
    10,198,770/14,086,941.24 = 7,403,431.86/x
  3. Step 3: Cross multiply
    10,198,770x = 14,086,941.24 × 7,403,431.86
  4. Step 4: Simplify right side
    10,198,770x = 104,291,709,586,163.91
  5. Step 5: Solve for x
    x = 104,291,709,586,163.91/10,198,770
  6. Step 6: Final answer
    x = 10,225,910.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.