Home / 8,662,831.16-11,955,775.38-4,942,578.20

Finding the Fourth Proportional to 8,662,831.16, 11,955,775.38 and 4,942,578.20

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Solution

The fourth proportional to 8,662,831.16, 11,955,775.38 and 4,942,578.20 is: 6,821,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,831.16 : 11,955,775.38 = 4,942,578.20 : x
  2. Step 2: Convert to fraction form
    8,662,831.16/11,955,775.38 = 4,942,578.20/x
  3. Step 3: Cross multiply
    8,662,831.16x = 11,955,775.38 × 4,942,578.20
  4. Step 4: Simplify right side
    8,662,831.16x = 59,092,354,757,284.72
  5. Step 5: Solve for x
    x = 59,092,354,757,284.72/8,662,831.16
  6. Step 6: Final answer
    x = 6,821,367.48

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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.