Home / 40,397,077.86-55,749,343.20-23,891,351.46

Finding the Fourth Proportional to 40,397,077.86, 55,749,343.20 and 23,891,351.46

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Solution

The fourth proportional to 40,397,077.86, 55,749,343.20 and 23,891,351.46 is: 32,970,878.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,397,077.86 : 55,749,343.20 = 23,891,351.46 : x
  2. Step 2: Convert to fraction form
    40,397,077.86/55,749,343.20 = 23,891,351.46/x
  3. Step 3: Cross multiply
    40,397,077.86x = 55,749,343.20 × 23,891,351.46
  4. Step 4: Simplify right side
    40,397,077.86x = 1,331,927,152,055,361.25
  5. Step 5: Solve for x
    x = 1,331,927,152,055,361.25/40,397,077.86
  6. Step 6: Final answer
    x = 32,970,878.65

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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.