Home / 10,136,756.04-15,203,085.57-3,659,634.78

Finding the Fourth Proportional to 10,136,756.04, 15,203,085.57 and 3,659,634.78

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Solution

The fourth proportional to 10,136,756.04, 15,203,085.57 and 3,659,634.78 is: 5,488,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,756.04 : 15,203,085.57 = 3,659,634.78 : x
  2. Step 2: Convert to fraction form
    10,136,756.04/15,203,085.57 = 3,659,634.78/x
  3. Step 3: Cross multiply
    10,136,756.04x = 15,203,085.57 × 3,659,634.78
  4. Step 4: Simplify right side
    10,136,756.04x = 55,637,740,715,288.12
  5. Step 5: Solve for x
    x = 55,637,740,715,288.12/10,136,756.04
  6. Step 6: Final answer
    x = 5,488,712.61

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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.