Home / 14,431,629.73-19,914,941.37-7,905,288.19

Finding the Fourth Proportional to 14,431,629.73, 19,914,941.37 and 7,905,288.19

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Solution

The fourth proportional to 14,431,629.73, 19,914,941.37 and 7,905,288.19 is: 10,908,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431,629.73 : 19,914,941.37 = 7,905,288.19 : x
  2. Step 2: Convert to fraction form
    14,431,629.73/19,914,941.37 = 7,905,288.19/x
  3. Step 3: Cross multiply
    14,431,629.73x = 19,914,941.37 × 7,905,288.19
  4. Step 4: Simplify right side
    14,431,629.73x = 157,433,350,816,803.44
  5. Step 5: Solve for x
    x = 157,433,350,816,803.44/14,431,629.73
  6. Step 6: Final answer
    x = 10,908,910.07

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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.