Home / 31,908,148.35-44,033,335.93-18,499,419.48

Finding the Fourth Proportional to 31,908,148.35, 44,033,335.93 and 18,499,419.48

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Solution

The fourth proportional to 31,908,148.35, 44,033,335.93 and 18,499,419.48 is: 25,529,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,908,148.35 : 44,033,335.93 = 18,499,419.48 : x
  2. Step 2: Convert to fraction form
    31,908,148.35/44,033,335.93 = 18,499,419.48/x
  3. Step 3: Cross multiply
    31,908,148.35x = 44,033,335.93 × 18,499,419.48
  4. Step 4: Simplify right side
    31,908,148.35x = 814,591,152,472,825.88
  5. Step 5: Solve for x
    x = 814,591,152,472,825.88/31,908,148.35
  6. Step 6: Final answer
    x = 25,529,251.76

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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.