Home / 11,990,478.09-16,546,831.07-6,763,468.82

Finding the Fourth Proportional to 11,990,478.09, 16,546,831.07 and 6,763,468.82

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Solution

The fourth proportional to 11,990,478.09, 16,546,831.07 and 6,763,468.82 is: 9,333,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,478.09 : 16,546,831.07 = 6,763,468.82 : x
  2. Step 2: Convert to fraction form
    11,990,478.09/16,546,831.07 = 6,763,468.82/x
  3. Step 3: Cross multiply
    11,990,478.09x = 16,546,831.07 × 6,763,468.82
  4. Step 4: Simplify right side
    11,990,478.09x = 111,913,975,895,200.73
  5. Step 5: Solve for x
    x = 111,913,975,895,200.73/11,990,478.09
  6. Step 6: Final answer
    x = 9,333,570.77

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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.