Home / 9,339,969.92-12,889,137.47-5,265,559.76

Finding the Fourth Proportional to 9,339,969.92, 12,889,137.47 and 5,265,559.76

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Solution

The fourth proportional to 9,339,969.92, 12,889,137.47 and 5,265,559.76 is: 7,266,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,969.92 : 12,889,137.47 = 5,265,559.76 : x
  2. Step 2: Convert to fraction form
    9,339,969.92/12,889,137.47 = 5,265,559.76/x
  3. Step 3: Cross multiply
    9,339,969.92x = 12,889,137.47 × 5,265,559.76
  4. Step 4: Simplify right side
    9,339,969.92x = 67,868,523,512,366.72
  5. Step 5: Solve for x
    x = 67,868,523,512,366.72/9,339,969.92
  6. Step 6: Final answer
    x = 7,266,460.61

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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.