Home / 13,883,618.43-20,838,861.23-6,700,209.03

Finding the Fourth Proportional to 13,883,618.43, 20,838,861.23 and 6,700,209.03

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Solution

The fourth proportional to 13,883,618.43, 20,838,861.23 and 6,700,209.03 is: 10,056,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883,618.43 : 20,838,861.23 = 6,700,209.03 : x
  2. Step 2: Convert to fraction form
    13,883,618.43/20,838,861.23 = 6,700,209.03/x
  3. Step 3: Cross multiply
    13,883,618.43x = 20,838,861.23 × 6,700,209.03
  4. Step 4: Simplify right side
    13,883,618.43x = 139,624,726,154,661.88
  5. Step 5: Solve for x
    x = 139,624,726,154,661.88/13,883,618.43
  6. Step 6: Final answer
    x = 10,056,796.57

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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.