Home / 12,043,079.36-18,064,462.34-2,945,255.72

Finding the Fourth Proportional to 12,043,079.36, 18,064,462.34 and 2,945,255.72

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Solution

The fourth proportional to 12,043,079.36, 18,064,462.34 and 2,945,255.72 is: 4,417,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,079.36 : 18,064,462.34 = 2,945,255.72 : x
  2. Step 2: Convert to fraction form
    12,043,079.36/18,064,462.34 = 2,945,255.72/x
  3. Step 3: Cross multiply
    12,043,079.36x = 18,064,462.34 × 2,945,255.72
  4. Step 4: Simplify right side
    12,043,079.36x = 53,204,460,952,650.41
  5. Step 5: Solve for x
    x = 53,204,460,952,650.41/12,043,079.36
  6. Step 6: Final answer
    x = 4,417,845.25

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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.