Home / 13,354,224.30-20,031,336.45-12,557,062.80

Finding the Fourth Proportional to 13,354,224.30, 20,031,336.45 and 12,557,062.80

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Solution

The fourth proportional to 13,354,224.30, 20,031,336.45 and 12,557,062.80 is: 18,835,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354,224.30 : 20,031,336.45 = 12,557,062.80 : x
  2. Step 2: Convert to fraction form
    13,354,224.30/20,031,336.45 = 12,557,062.80/x
  3. Step 3: Cross multiply
    13,354,224.30x = 20,031,336.45 × 12,557,062.80
  4. Step 4: Simplify right side
    13,354,224.30x = 251,534,749,770,579.06
  5. Step 5: Solve for x
    x = 251,534,749,770,579.06/13,354,224.30
  6. Step 6: Final answer
    x = 18,835,594.20

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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.