Home / 6,768,963.86-10,154,157.69-1,976,666.54

Finding the Fourth Proportional to 6,768,963.86, 10,154,157.69 and 1,976,666.54

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Solution

The fourth proportional to 6,768,963.86, 10,154,157.69 and 1,976,666.54 is: 2,965,207.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,963.86 : 10,154,157.69 = 1,976,666.54 : x
  2. Step 2: Convert to fraction form
    6,768,963.86/10,154,157.69 = 1,976,666.54/x
  3. Step 3: Cross multiply
    6,768,963.86x = 10,154,157.69 × 1,976,666.54
  4. Step 4: Simplify right side
    6,768,963.86x = 20,071,383,747,706.69
  5. Step 5: Solve for x
    x = 20,071,383,747,706.69/6,768,963.86
  6. Step 6: Final answer
    x = 2,965,207.70

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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.