Home / 14,753,831.28-20,360,376-8,227,873.32

Finding the Fourth Proportional to 14,753,831.28, 20,360,376 and 8,227,873.32

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Solution

The fourth proportional to 14,753,831.28, 20,360,376 and 8,227,873.32 is: 11,354,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753,831.28 : 20,360,376 = 8,227,873.32 : x
  2. Step 2: Convert to fraction form
    14,753,831.28/20,360,376 = 8,227,873.32/x
  3. Step 3: Cross multiply
    14,753,831.28x = 20,360,376 × 8,227,873.32
  4. Step 4: Simplify right side
    14,753,831.28x = 167,522,594,475,568.31
  5. Step 5: Solve for x
    x = 167,522,594,475,568.31/14,753,831.28
  6. Step 6: Final answer
    x = 11,354,514.72

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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.