Home / 8,106,831.68-12,153,379.52-3,554,430.40

Finding the Fourth Proportional to 8,106,831.68, 12,153,379.52 and 3,554,430.40

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Solution

The fourth proportional to 8,106,831.68, 12,153,379.52 and 3,554,430.40 is: 5,328,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106,831.68 : 12,153,379.52 = 3,554,430.40 : x
  2. Step 2: Convert to fraction form
    8,106,831.68/12,153,379.52 = 3,554,430.40/x
  3. Step 3: Cross multiply
    8,106,831.68x = 12,153,379.52 × 3,554,430.40
  4. Step 4: Simplify right side
    8,106,831.68x = 43,198,341,628,625.41
  5. Step 5: Solve for x
    x = 43,198,341,628,625.41/8,106,831.68
  6. Step 6: Final answer
    x = 5,328,634.33

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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.