Home / 8,516,662.50-11,723,162.70-7,427,011.62

Finding the Fourth Proportional to 8,516,662.50, 11,723,162.70 and 7,427,011.62

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Solution

The fourth proportional to 8,516,662.50, 11,723,162.70 and 7,427,011.62 is: 10,223,261.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516,662.50 : 11,723,162.70 = 7,427,011.62 : x
  2. Step 2: Convert to fraction form
    8,516,662.50/11,723,162.70 = 7,427,011.62/x
  3. Step 3: Cross multiply
    8,516,662.50x = 11,723,162.70 × 7,427,011.62
  4. Step 4: Simplify right side
    8,516,662.50x = 87,068,065,596,050.56
  5. Step 5: Solve for x
    x = 87,068,065,596,050.56/8,516,662.50
  6. Step 6: Final answer
    x = 10,223,261.24

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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.