Home / 8,278,519.86-11,414,581.07-5,666,285.07

Finding the Fourth Proportional to 8,278,519.86, 11,414,581.07 and 5,666,285.07

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Solution

The fourth proportional to 8,278,519.86, 11,414,581.07 and 5,666,285.07 is: 7,812,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,519.86 : 11,414,581.07 = 5,666,285.07 : x
  2. Step 2: Convert to fraction form
    8,278,519.86/11,414,581.07 = 5,666,285.07/x
  3. Step 3: Cross multiply
    8,278,519.86x = 11,414,581.07 × 5,666,285.07
  4. Step 4: Simplify right side
    8,278,519.86x = 64,678,270,268,914.20
  5. Step 5: Solve for x
    x = 64,678,270,268,914.20/8,278,519.86
  6. Step 6: Final answer
    x = 7,812,781.92

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1.5x scale

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.