Home / 53,199,735.45-73,415,601.75-28,753,449.45

Finding the Fourth Proportional to 53,199,735.45, 73,415,601.75 and 28,753,449.45

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Solution

The fourth proportional to 53,199,735.45, 73,415,601.75 and 28,753,449.45 is: 39,679,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199,735.45 : 73,415,601.75 = 28,753,449.45 : x
  2. Step 2: Convert to fraction form
    53,199,735.45/73,415,601.75 = 28,753,449.45/x
  3. Step 3: Cross multiply
    53,199,735.45x = 73,415,601.75 × 28,753,449.45
  4. Step 4: Simplify right side
    53,199,735.45x = 2,110,951,793,759,956.50
  5. Step 5: Solve for x
    x = 2,110,951,793,759,956.50/53,199,735.45
  6. Step 6: Final answer
    x = 39,679,742.31

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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.