Home / 13,113,076.20-19,669,614.30-7,444,372.20

Finding the Fourth Proportional to 13,113,076.20, 19,669,614.30 and 7,444,372.20

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Solution

The fourth proportional to 13,113,076.20, 19,669,614.30 and 7,444,372.20 is: 11,166,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,076.20 : 19,669,614.30 = 7,444,372.20 : x
  2. Step 2: Convert to fraction form
    13,113,076.20/19,669,614.30 = 7,444,372.20/x
  3. Step 3: Cross multiply
    13,113,076.20x = 19,669,614.30 × 7,444,372.20
  4. Step 4: Simplify right side
    13,113,076.20x = 146,427,929,879,642.47
  5. Step 5: Solve for x
    x = 146,427,929,879,642.47/13,113,076.20
  6. Step 6: Final answer
    x = 11,166,558.30

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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.