Home / 12,861,093.11-19,287,576.63-4,223,770.35

Finding the Fourth Proportional to 12,861,093.11, 19,287,576.63 and 4,223,770.35

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Solution

The fourth proportional to 12,861,093.11, 19,287,576.63 and 4,223,770.35 is: 6,334,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,093.11 : 19,287,576.63 = 4,223,770.35 : x
  2. Step 2: Convert to fraction form
    12,861,093.11/19,287,576.63 = 4,223,770.35/x
  3. Step 3: Cross multiply
    12,861,093.11x = 19,287,576.63 × 4,223,770.35
  4. Step 4: Simplify right side
    12,861,093.11x = 81,466,294,220,818.52
  5. Step 5: Solve for x
    x = 81,466,294,220,818.52/12,861,093.11
  6. Step 6: Final answer
    x = 6,334,321.16

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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.