Home / 50,640,021.32-69,883,564.94-27,435,148.28

Finding the Fourth Proportional to 50,640,021.32, 69,883,564.94 and 27,435,148.28

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Solution

The fourth proportional to 50,640,021.32, 69,883,564.94 and 27,435,148.28 is: 37,860,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640,021.32 : 69,883,564.94 = 27,435,148.28 : x
  2. Step 2: Convert to fraction form
    50,640,021.32/69,883,564.94 = 27,435,148.28/x
  3. Step 3: Cross multiply
    50,640,021.32x = 69,883,564.94 × 27,435,148.28
  4. Step 4: Simplify right side
    50,640,021.32x = 1,917,265,966,326,733.75
  5. Step 5: Solve for x
    x = 1,917,265,966,326,733.75/50,640,021.32
  6. Step 6: Final answer
    x = 37,860,686.40

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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.