Home / 6,144,809.23-8,479,831.44-3,428,555.23

Finding the Fourth Proportional to 6,144,809.23, 8,479,831.44 and 3,428,555.23

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Solution

The fourth proportional to 6,144,809.23, 8,479,831.44 and 3,428,555.23 is: 4,731,403.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144,809.23 : 8,479,831.44 = 3,428,555.23 : x
  2. Step 2: Convert to fraction form
    6,144,809.23/8,479,831.44 = 3,428,555.23/x
  3. Step 3: Cross multiply
    6,144,809.23x = 8,479,831.44 × 3,428,555.23
  4. Step 4: Simplify right side
    6,144,809.23x = 29,073,570,433,130.43
  5. Step 5: Solve for x
    x = 29,073,570,433,130.43/6,144,809.23
  6. Step 6: Final answer
    x = 4,731,403.26

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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.