Home / 9,119,496-12,589,927.20-6,826,831.68

Finding the Fourth Proportional to 9,119,496, 12,589,927.20 and 6,826,831.68

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Solution

The fourth proportional to 9,119,496, 12,589,927.20 and 6,826,831.68 is: 9,424,787.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119,496 : 12,589,927.20 = 6,826,831.68 : x
  2. Step 2: Convert to fraction form
    9,119,496/12,589,927.20 = 6,826,831.68/x
  3. Step 3: Cross multiply
    9,119,496x = 12,589,927.20 × 6,826,831.68
  4. Step 4: Simplify right side
    9,119,496x = 85,949,313,857,853.69
  5. Step 5: Solve for x
    x = 85,949,313,857,853.69/9,119,496
  6. Step 6: Final answer
    x = 9,424,787.71

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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.