Home / 40,516,825.86-55,918,544.40-23,109,180.66

Finding the Fourth Proportional to 40,516,825.86, 55,918,544.40 and 23,109,180.66

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Solution

The fourth proportional to 40,516,825.86, 55,918,544.40 and 23,109,180.66 is: 31,893,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516,825.86 : 55,918,544.40 = 23,109,180.66 : x
  2. Step 2: Convert to fraction form
    40,516,825.86/55,918,544.40 = 23,109,180.66/x
  3. Step 3: Cross multiply
    40,516,825.86x = 55,918,544.40 × 23,109,180.66
  4. Step 4: Simplify right side
    40,516,825.86x = 1,292,231,744,783,831.25
  5. Step 5: Solve for x
    x = 1,292,231,744,783,831.25/40,516,825.86
  6. Step 6: Final answer
    x = 31,893,706.31

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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.