Home / 10,126,063.87-13,974,010.76-5,479,849.13

Finding the Fourth Proportional to 10,126,063.87, 13,974,010.76 and 5,479,849.13

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Solution

The fourth proportional to 10,126,063.87, 13,974,010.76 and 5,479,849.13 is: 7,562,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,063.87 : 13,974,010.76 = 5,479,849.13 : x
  2. Step 2: Convert to fraction form
    10,126,063.87/13,974,010.76 = 5,479,849.13/x
  3. Step 3: Cross multiply
    10,126,063.87x = 13,974,010.76 × 5,479,849.13
  4. Step 4: Simplify right side
    10,126,063.87x = 76,575,470,749,808.42
  5. Step 5: Solve for x
    x = 76,575,470,749,808.42/10,126,063.87
  6. Step 6: Final answer
    x = 7,562,214.87

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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.