Home / 30,134,930.52-41,593,737.12-18,525,767.94

Finding the Fourth Proportional to 30,134,930.52, 41,593,737.12 and 18,525,767.94

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Solution

The fourth proportional to 30,134,930.52, 41,593,737.12 and 18,525,767.94 is: 25,570,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,134,930.52 : 41,593,737.12 = 18,525,767.94 : x
  2. Step 2: Convert to fraction form
    30,134,930.52/41,593,737.12 = 18,525,767.94/x
  3. Step 3: Cross multiply
    30,134,930.52x = 41,593,737.12 × 18,525,767.94
  4. Step 4: Simplify right side
    30,134,930.52x = 770,555,921,642,484
  5. Step 5: Solve for x
    x = 770,555,921,642,484/30,134,930.52
  6. Step 6: Final answer
    x = 25,570,190.75

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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.