Home / 13,808,965.35-20,712,696.93-4,224,343.86

Finding the Fourth Proportional to 13,808,965.35, 20,712,696.93 and 4,224,343.86

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Solution

The fourth proportional to 13,808,965.35, 20,712,696.93 and 4,224,343.86 is: 6,336,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,965.35 : 20,712,696.93 = 4,224,343.86 : x
  2. Step 2: Convert to fraction form
    13,808,965.35/20,712,696.93 = 4,224,343.86/x
  3. Step 3: Cross multiply
    13,808,965.35x = 20,712,696.93 × 4,224,343.86
  4. Step 4: Simplify right side
    13,808,965.35x = 87,497,554,100,286.36
  5. Step 5: Solve for x
    x = 87,497,554,100,286.36/13,808,965.35
  6. Step 6: Final answer
    x = 6,336,286.02

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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.