Home / 13,848,001.60-20,772,002.40-8,170,945.60

Finding the Fourth Proportional to 13,848,001.60, 20,772,002.40 and 8,170,945.60

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Solution

The fourth proportional to 13,848,001.60, 20,772,002.40 and 8,170,945.60 is: 12,256,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848,001.60 : 20,772,002.40 = 8,170,945.60 : x
  2. Step 2: Convert to fraction form
    13,848,001.60/20,772,002.40 = 8,170,945.60/x
  3. Step 3: Cross multiply
    13,848,001.60x = 20,772,002.40 × 8,170,945.60
  4. Step 4: Simplify right side
    13,848,001.60x = 169,726,901,613,469.41
  5. Step 5: Solve for x
    x = 169,726,901,613,469.41/13,848,001.60
  6. Step 6: Final answer
    x = 12,256,418.40

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1.5x scale

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.