Home / 20,834,319.27-28,748,634.03-12,014,096.30

Finding the Fourth Proportional to 20,834,319.27, 28,748,634.03 and 12,014,096.30

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Solution

The fourth proportional to 20,834,319.27, 28,748,634.03 and 12,014,096.30 is: 16,577,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834,319.27 : 28,748,634.03 = 12,014,096.30 : x
  2. Step 2: Convert to fraction form
    20,834,319.27/28,748,634.03 = 12,014,096.30/x
  3. Step 3: Cross multiply
    20,834,319.27x = 28,748,634.03 × 12,014,096.30
  4. Step 4: Simplify right side
    20,834,319.27x = 345,388,857,586,133.94
  5. Step 5: Solve for x
    x = 345,388,857,586,133.94/20,834,319.27
  6. Step 6: Final answer
    x = 16,577,880.62

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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.