Home / 72,749,027.00-100,378,670.82-41,803,217.57

Finding the Fourth Proportional to 72,749,027.00, 100,378,670.82 and 41,803,217.57

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Solution

The fourth proportional to 72,749,027.00, 100,378,670.82 and 41,803,217.57 is: 57,679,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,749,027.00 : 100,378,670.82 = 41,803,217.57 : x
  2. Step 2: Convert to fraction form
    72,749,027.00/100,378,670.82 = 41,803,217.57/x
  3. Step 3: Cross multiply
    72,749,027.00x = 100,378,670.82 × 41,803,217.57
  4. Step 4: Simplify right side
    72,749,027.00x = 4,196,151,415,770,054.50
  5. Step 5: Solve for x
    x = 4,196,151,415,770,054.50/72,749,027.00
  6. Step 6: Final answer
    x = 57,679,828.70

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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.