Home / 63,626,009.76-87,800,764.32-36,120,327.84

Finding the Fourth Proportional to 63,626,009.76, 87,800,764.32 and 36,120,327.84

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Solution

The fourth proportional to 63,626,009.76, 87,800,764.32 and 36,120,327.84 is: 49,844,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,626,009.76 : 87,800,764.32 = 36,120,327.84 : x
  2. Step 2: Convert to fraction form
    63,626,009.76/87,800,764.32 = 36,120,327.84/x
  3. Step 3: Cross multiply
    63,626,009.76x = 87,800,764.32 × 36,120,327.84
  4. Step 4: Simplify right side
    63,626,009.76x = 3,171,392,391,840,974.50
  5. Step 5: Solve for x
    x = 3,171,392,391,840,974.50/63,626,009.76
  6. Step 6: Final answer
    x = 49,844,276.01

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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.