Home / 30,393,391.14-41,942,897.21-16,454,749.85

Finding the Fourth Proportional to 30,393,391.14, 41,942,897.21 and 16,454,749.85

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Solution

The fourth proportional to 30,393,391.14, 41,942,897.21 and 16,454,749.85 is: 22,707,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393,391.14 : 41,942,897.21 = 16,454,749.85 : x
  2. Step 2: Convert to fraction form
    30,393,391.14/41,942,897.21 = 16,454,749.85/x
  3. Step 3: Cross multiply
    30,393,391.14x = 41,942,897.21 × 16,454,749.85
  4. Step 4: Simplify right side
    30,393,391.14x = 690,159,881,574,812.88
  5. Step 5: Solve for x
    x = 690,159,881,574,812.88/30,393,391.14
  6. Step 6: Final answer
    x = 22,707,564.23

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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.