Home / 8,363,039.28-11,519,490.78-5,911,435.50

Finding the Fourth Proportional to 8,363,039.28, 11,519,490.78 and 5,911,435.50

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Solution

The fourth proportional to 8,363,039.28, 11,519,490.78 and 5,911,435.50 is: 8,142,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363,039.28 : 11,519,490.78 = 5,911,435.50 : x
  2. Step 2: Convert to fraction form
    8,363,039.28/11,519,490.78 = 5,911,435.50/x
  3. Step 3: Cross multiply
    8,363,039.28x = 11,519,490.78 × 5,911,435.50
  4. Step 4: Simplify right side
    8,363,039.28x = 68,096,726,738,814.69
  5. Step 5: Solve for x
    x = 68,096,726,738,814.69/8,363,039.28
  6. Step 6: Final answer
    x = 8,142,581.24

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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.