Home / 5,622,665.80-8,433,998.70-2,788,313.80

Finding the Fourth Proportional to 5,622,665.80, 8,433,998.70 and 2,788,313.80

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Solution

The fourth proportional to 5,622,665.80, 8,433,998.70 and 2,788,313.80 is: 4,182,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622,665.80 : 8,433,998.70 = 2,788,313.80 : x
  2. Step 2: Convert to fraction form
    5,622,665.80/8,433,998.70 = 2,788,313.80/x
  3. Step 3: Cross multiply
    5,622,665.80x = 8,433,998.70 × 2,788,313.80
  4. Step 4: Simplify right side
    5,622,665.80x = 23,516,634,964,392.05
  5. Step 5: Solve for x
    x = 23,516,634,964,392.05/5,622,665.80
  6. Step 6: Final answer
    x = 4,182,470.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.