Home / 8,516,668.52-11,723,170.96-7,427,017.64

Finding the Fourth Proportional to 8,516,668.52, 11,723,170.96 and 7,427,017.64

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Solution

The fourth proportional to 8,516,668.52, 11,723,170.96 and 7,427,017.64 is: 10,223,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516,668.52 : 11,723,170.96 = 7,427,017.64 : x
  2. Step 2: Convert to fraction form
    8,516,668.52/11,723,170.96 = 7,427,017.64/x
  3. Step 3: Cross multiply
    8,516,668.52x = 11,723,170.96 × 7,427,017.64
  4. Step 4: Simplify right side
    8,516,668.52x = 87,068,197,516,655.73
  5. Step 5: Solve for x
    x = 87,068,197,516,655.73/8,516,668.52
  6. Step 6: Final answer
    x = 10,223,269.50

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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.