Home / 29,310,889.60-43,966,447.52-12,259,601.92

Finding the Fourth Proportional to 29,310,889.60, 43,966,447.52 and 12,259,601.92

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Solution

The fourth proportional to 29,310,889.60, 43,966,447.52 and 12,259,601.92 is: 18,389,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310,889.60 : 43,966,447.52 = 12,259,601.92 : x
  2. Step 2: Convert to fraction form
    29,310,889.60/43,966,447.52 = 12,259,601.92/x
  3. Step 3: Cross multiply
    29,310,889.60x = 43,966,447.52 × 12,259,601.92
  4. Step 4: Simplify right side
    29,310,889.60x = 539,011,144,431,771.25
  5. Step 5: Solve for x
    x = 539,011,144,431,771.25/29,310,889.60
  6. Step 6: Final answer
    x = 18,389,450.19

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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.