Home / 31,577,414.19-43,580,612.75-19,189,531.77

Finding the Fourth Proportional to 31,577,414.19, 43,580,612.75 and 19,189,531.77

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Solution

The fourth proportional to 31,577,414.19, 43,580,612.75 and 19,189,531.77 is: 26,483,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577,414.19 : 43,580,612.75 = 19,189,531.77 : x
  2. Step 2: Convert to fraction form
    31,577,414.19/43,580,612.75 = 19,189,531.77/x
  3. Step 3: Cross multiply
    31,577,414.19x = 43,580,612.75 × 19,189,531.77
  4. Step 4: Simplify right side
    31,577,414.19x = 836,291,552,922,192
  5. Step 5: Solve for x
    x = 836,291,552,922,192/31,577,414.19
  6. Step 6: Final answer
    x = 26,483,851.65

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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.