Home / 73,208,103.08-109,739,409.02-36,705,081.54

Finding the Fourth Proportional to 73,208,103.08, 109,739,409.02 and 36,705,081.54

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Solution

The fourth proportional to 73,208,103.08, 109,739,409.02 and 36,705,081.54 is: 55,021,149.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,208,103.08 : 109,739,409.02 = 36,705,081.54 : x
  2. Step 2: Convert to fraction form
    73,208,103.08/109,739,409.02 = 36,705,081.54/x
  3. Step 3: Cross multiply
    73,208,103.08x = 109,739,409.02 × 36,705,081.54
  4. Step 4: Simplify right side
    73,208,103.08x = 4,027,993,956,441,749.50
  5. Step 5: Solve for x
    x = 4,027,993,956,441,749.50/73,208,103.08
  6. Step 6: Final answer
    x = 55,021,149.12

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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.