Home / 7,800,765.91-10,764,998.39-4,363,006.93

Finding the Fourth Proportional to 7,800,765.91, 10,764,998.39 and 4,363,006.93

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Solution

The fourth proportional to 7,800,765.91, 10,764,998.39 and 4,363,006.93 is: 6,020,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,765.91 : 10,764,998.39 = 4,363,006.93 : x
  2. Step 2: Convert to fraction form
    7,800,765.91/10,764,998.39 = 4,363,006.93/x
  3. Step 3: Cross multiply
    7,800,765.91x = 10,764,998.39 × 4,363,006.93
  4. Step 4: Simplify right side
    7,800,765.91x = 46,967,762,561,003.87
  5. Step 5: Solve for x
    x = 46,967,762,561,003.87/7,800,765.91
  6. Step 6: Final answer
    x = 6,020,916.81

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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.