Home / 15,624,113.59-21,568,753.36-10,405,805.84

Finding the Fourth Proportional to 15,624,113.59, 21,568,753.36 and 10,405,805.84

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Solution

The fourth proportional to 15,624,113.59, 21,568,753.36 and 10,405,805.84 is: 14,364,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624,113.59 : 21,568,753.36 = 10,405,805.84 : x
  2. Step 2: Convert to fraction form
    15,624,113.59/21,568,753.36 = 10,405,805.84/x
  3. Step 3: Cross multiply
    15,624,113.59x = 21,568,753.36 × 10,405,805.84
  4. Step 4: Simplify right side
    15,624,113.59x = 224,440,259,675,007.62
  5. Step 5: Solve for x
    x = 224,440,259,675,007.62/15,624,113.59
  6. Step 6: Final answer
    x = 14,364,991.55

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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.