Home / 13,843,076.58-20,764,665.90-4,258,388.70

Finding the Fourth Proportional to 13,843,076.58, 20,764,665.90 and 4,258,388.70

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Solution

The fourth proportional to 13,843,076.58, 20,764,665.90 and 4,258,388.70 is: 6,387,598.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,076.58 : 20,764,665.90 = 4,258,388.70 : x
  2. Step 2: Convert to fraction form
    13,843,076.58/20,764,665.90 = 4,258,388.70/x
  3. Step 3: Cross multiply
    13,843,076.58x = 20,764,665.90 × 4,258,388.70
  4. Step 4: Simplify right side
    13,843,076.58x = 88,424,018,627,835.33
  5. Step 5: Solve for x
    x = 88,424,018,627,835.33/13,843,076.58
  6. Step 6: Final answer
    x = 6,387,598.75

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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.