Home / 7,963,565.63-11,945,392.20-1,979,933.63

Finding the Fourth Proportional to 7,963,565.63, 11,945,392.20 and 1,979,933.63

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Solution

The fourth proportional to 7,963,565.63, 11,945,392.20 and 1,979,933.63 is: 2,969,911.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,565.63 : 11,945,392.20 = 1,979,933.63 : x
  2. Step 2: Convert to fraction form
    7,963,565.63/11,945,392.20 = 1,979,933.63/x
  3. Step 3: Cross multiply
    7,963,565.63x = 11,945,392.20 × 1,979,933.63
  4. Step 4: Simplify right side
    7,963,565.63x = 23,651,083,680,592.72
  5. Step 5: Solve for x
    x = 23,651,083,680,592.72/7,963,565.63
  6. Step 6: Final answer
    x = 2,969,911.32

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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.