Home / 53,905,713.40-80,869,067.70-15,568,478.20

Finding the Fourth Proportional to 53,905,713.40, 80,869,067.70 and 15,568,478.20

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Solution

The fourth proportional to 53,905,713.40, 80,869,067.70 and 15,568,478.20 is: 23,355,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905,713.40 : 80,869,067.70 = 15,568,478.20 : x
  2. Step 2: Convert to fraction form
    53,905,713.40/80,869,067.70 = 15,568,478.20/x
  3. Step 3: Cross multiply
    53,905,713.40x = 80,869,067.70 × 15,568,478.20
  4. Step 4: Simplify right side
    53,905,713.40x = 1,259,008,317,541,774.25
  5. Step 5: Solve for x
    x = 1,259,008,317,541,774.25/53,905,713.40
  6. Step 6: Final answer
    x = 23,355,749.11

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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.