Home / 31,757,204.44-43,808,783.74-20,750,388.63

Finding the Fourth Proportional to 31,757,204.44, 43,808,783.74 and 20,750,388.63

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Solution

The fourth proportional to 31,757,204.44, 43,808,783.74 and 20,750,388.63 is: 28,624,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,757,204.44 : 43,808,783.74 = 20,750,388.63 : x
  2. Step 2: Convert to fraction form
    31,757,204.44/43,808,783.74 = 20,750,388.63/x
  3. Step 3: Cross multiply
    31,757,204.44x = 43,808,783.74 × 20,750,388.63
  4. Step 4: Simplify right side
    31,757,204.44x = 909,049,288,012,624.88
  5. Step 5: Solve for x
    x = 909,049,288,012,624.88/31,757,204.44
  6. Step 6: Final answer
    x = 28,624,978.30

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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.