Home / 12,946,416.48-19,422,183-4,749,134.88

Finding the Fourth Proportional to 12,946,416.48, 19,422,183 and 4,749,134.88

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Solution

The fourth proportional to 12,946,416.48, 19,422,183 and 4,749,134.88 is: 7,124,640.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,416.48 : 19,422,183 = 4,749,134.88 : x
  2. Step 2: Convert to fraction form
    12,946,416.48/19,422,183 = 4,749,134.88/x
  3. Step 3: Cross multiply
    12,946,416.48x = 19,422,183 × 4,749,134.88
  4. Step 4: Simplify right side
    12,946,416.48x = 92,238,566,731,043.03
  5. Step 5: Solve for x
    x = 92,238,566,731,043.03/12,946,416.48
  6. Step 6: Final answer
    x = 7,124,640.77

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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.