Home / 21,260,872.56-31,896,388.44-6,883,955.76

Finding the Fourth Proportional to 21,260,872.56, 31,896,388.44 and 6,883,955.76

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Solution

The fourth proportional to 21,260,872.56, 31,896,388.44 and 6,883,955.76 is: 10,327,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,872.56 : 31,896,388.44 = 6,883,955.76 : x
  2. Step 2: Convert to fraction form
    21,260,872.56/31,896,388.44 = 6,883,955.76/x
  3. Step 3: Cross multiply
    21,260,872.56x = 31,896,388.44 × 6,883,955.76
  4. Step 4: Simplify right side
    21,260,872.56x = 219,573,326,924,735.41
  5. Step 5: Solve for x
    x = 219,573,326,924,735.41/21,260,872.56
  6. Step 6: Final answer
    x = 10,327,578.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.