Home / 37,051,512.71-51,131,392.16-20,531,913.15

Finding the Fourth Proportional to 37,051,512.71, 51,131,392.16 and 20,531,913.15

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Solution

The fourth proportional to 37,051,512.71, 51,131,392.16 and 20,531,913.15 is: 28,334,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,051,512.71 : 51,131,392.16 = 20,531,913.15 : x
  2. Step 2: Convert to fraction form
    37,051,512.71/51,131,392.16 = 20,531,913.15/x
  3. Step 3: Cross multiply
    37,051,512.71x = 51,131,392.16 × 20,531,913.15
  4. Step 4: Simplify right side
    37,051,512.71x = 1,049,825,303,156,794
  5. Step 5: Solve for x
    x = 1,049,825,303,156,794/37,051,512.71
  6. Step 6: Final answer
    x = 28,334,208.96

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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.