Home / 57,370,108.47-79,168,738.80-31,264,093.59

Finding the Fourth Proportional to 57,370,108.47, 79,168,738.80 and 31,264,093.59

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Solution

The fourth proportional to 57,370,108.47, 79,168,738.80 and 31,264,093.59 is: 43,143,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,370,108.47 : 79,168,738.80 = 31,264,093.59 : x
  2. Step 2: Convert to fraction form
    57,370,108.47/79,168,738.80 = 31,264,093.59/x
  3. Step 3: Cross multiply
    57,370,108.47x = 79,168,738.80 × 31,264,093.59
  4. Step 4: Simplify right side
    57,370,108.47x = 2,475,138,859,245,464
  5. Step 5: Solve for x
    x = 2,475,138,859,245,464/57,370,108.47
  6. Step 6: Final answer
    x = 43,143,353.31

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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.