Home / 13,748,082.60-20,608,127.10-8,065,381.80

Finding the Fourth Proportional to 13,748,082.60, 20,608,127.10 and 8,065,381.80

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Solution

The fourth proportional to 13,748,082.60, 20,608,127.10 and 8,065,381.80 is: 12,089,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,748,082.60 : 20,608,127.10 = 8,065,381.80 : x
  2. Step 2: Convert to fraction form
    13,748,082.60/20,608,127.10 = 8,065,381.80/x
  3. Step 3: Cross multiply
    13,748,082.60x = 20,608,127.10 × 8,065,381.80
  4. Step 4: Simplify right side
    13,748,082.60x = 166,212,413,244,426.78
  5. Step 5: Solve for x
    x = 166,212,413,244,426.78/13,748,082.60
  6. Step 6: Final answer
    x = 12,089,861.41

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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.