Home / 6,909,831.32-10,366,263.30-2,117,881.04

Finding the Fourth Proportional to 6,909,831.32, 10,366,263.30 and 2,117,881.04

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Solution

The fourth proportional to 6,909,831.32, 10,366,263.30 and 2,117,881.04 is: 3,177,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,831.32 : 10,366,263.30 = 2,117,881.04 : x
  2. Step 2: Convert to fraction form
    6,909,831.32/10,366,263.30 = 2,117,881.04/x
  3. Step 3: Cross multiply
    6,909,831.32x = 10,366,263.30 × 2,117,881.04
  4. Step 4: Simplify right side
    6,909,831.32x = 21,954,512,498,717.83
  5. Step 5: Solve for x
    x = 21,954,512,498,717.83/6,909,831.32
  6. Step 6: Final answer
    x = 3,177,286.32

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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.