Home / 63,545,187.63-87,687,546.39-35,662,512.78

Finding the Fourth Proportional to 63,545,187.63, 87,687,546.39 and 35,662,512.78

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Solution

The fourth proportional to 63,545,187.63, 87,687,546.39 and 35,662,512.78 is: 49,211,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,545,187.63 : 87,687,546.39 = 35,662,512.78 : x
  2. Step 2: Convert to fraction form
    63,545,187.63/87,687,546.39 = 35,662,512.78/x
  3. Step 3: Cross multiply
    63,545,187.63x = 87,687,546.39 × 35,662,512.78
  4. Step 4: Simplify right side
    63,545,187.63x = 3,127,158,243,555,667.50
  5. Step 5: Solve for x
    x = 3,127,158,243,555,667.50/63,545,187.63
  6. Step 6: Final answer
    x = 49,211,566.77

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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.