Home / 14,617,128.96-20,167,000.56-8,504,376.48

Finding the Fourth Proportional to 14,617,128.96, 20,167,000.56 and 8,504,376.48

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Solution

The fourth proportional to 14,617,128.96, 20,167,000.56 and 8,504,376.48 is: 11,733,341.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617,128.96 : 20,167,000.56 = 8,504,376.48 : x
  2. Step 2: Convert to fraction form
    14,617,128.96/20,167,000.56 = 8,504,376.48/x
  3. Step 3: Cross multiply
    14,617,128.96x = 20,167,000.56 × 8,504,376.48
  4. Step 4: Simplify right side
    14,617,128.96x = 171,507,765,234,610.81
  5. Step 5: Solve for x
    x = 171,507,765,234,610.81/14,617,128.96
  6. Step 6: Final answer
    x = 11,733,341.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.