Home / 53,148,471.39-73,344,889.92-28,702,185.39

Finding the Fourth Proportional to 53,148,471.39, 73,344,889.92 and 28,702,185.39

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Solution

The fourth proportional to 53,148,471.39, 73,344,889.92 and 28,702,185.39 is: 39,609,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148,471.39 : 73,344,889.92 = 28,702,185.39 : x
  2. Step 2: Convert to fraction form
    53,148,471.39/73,344,889.92 = 28,702,185.39/x
  3. Step 3: Cross multiply
    53,148,471.39x = 73,344,889.92 × 28,702,185.39
  4. Step 4: Simplify right side
    53,148,471.39x = 2,105,158,627,892,982.25
  5. Step 5: Solve for x
    x = 2,105,158,627,892,982.25/53,148,471.39
  6. Step 6: Final answer
    x = 39,609,015.52

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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.