Home / 53,921,016.40-80,881,524.60-18,019,224.40

Finding the Fourth Proportional to 53,921,016.40, 80,881,524.60 and 18,019,224.40

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Solution

The fourth proportional to 53,921,016.40, 80,881,524.60 and 18,019,224.40 is: 27,028,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921,016.40 : 80,881,524.60 = 18,019,224.40 : x
  2. Step 2: Convert to fraction form
    53,921,016.40/80,881,524.60 = 18,019,224.40/x
  3. Step 3: Cross multiply
    53,921,016.40x = 80,881,524.60 × 18,019,224.40
  4. Step 4: Simplify right side
    53,921,016.40x = 1,457,422,341,581,520
  5. Step 5: Solve for x
    x = 1,457,422,341,581,520/53,921,016.40
  6. Step 6: Final answer
    x = 27,028,836.60

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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.