Home / 7,197,889.23-9,933,064.29-3,934,704.87

Finding the Fourth Proportional to 7,197,889.23, 9,933,064.29 and 3,934,704.87

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Solution

The fourth proportional to 7,197,889.23, 9,933,064.29 and 3,934,704.87 is: 5,429,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,889.23 : 9,933,064.29 = 3,934,704.87 : x
  2. Step 2: Convert to fraction form
    7,197,889.23/9,933,064.29 = 3,934,704.87/x
  3. Step 3: Cross multiply
    7,197,889.23x = 9,933,064.29 × 3,934,704.87
  4. Step 4: Simplify right side
    7,197,889.23x = 39,083,676,435,886.09
  5. Step 5: Solve for x
    x = 39,083,676,435,886.09/7,197,889.23
  6. Step 6: Final answer
    x = 5,429,880.23

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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.