Home / 8,481,831.40-12,722,747.10-6,802,215.40

Finding the Fourth Proportional to 8,481,831.40, 12,722,747.10 and 6,802,215.40

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Solution

The fourth proportional to 8,481,831.40, 12,722,747.10 and 6,802,215.40 is: 10,203,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,831.40 : 12,722,747.10 = 6,802,215.40 : x
  2. Step 2: Convert to fraction form
    8,481,831.40/12,722,747.10 = 6,802,215.40/x
  3. Step 3: Cross multiply
    8,481,831.40x = 12,722,747.10 × 6,802,215.40
  4. Step 4: Simplify right side
    8,481,831.40x = 86,542,866,253,925.34
  5. Step 5: Solve for x
    x = 86,542,866,253,925.34/8,481,831.40
  6. Step 6: Final answer
    x = 10,203,323.10

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1.5x scale

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.