Home / 11,967,242.53-17,947,594.21-4,289,456.32

Finding the Fourth Proportional to 11,967,242.53, 17,947,594.21 and 4,289,456.32

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Solution

The fourth proportional to 11,967,242.53, 17,947,594.21 and 4,289,456.32 is: 6,433,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967,242.53 : 17,947,594.21 = 4,289,456.32 : x
  2. Step 2: Convert to fraction form
    11,967,242.53/17,947,594.21 = 4,289,456.32/x
  3. Step 3: Cross multiply
    11,967,242.53x = 17,947,594.21 × 4,289,456.32
  4. Step 4: Simplify right side
    11,967,242.53x = 76,985,421,412,879.92
  5. Step 5: Solve for x
    x = 76,985,421,412,879.92/11,967,242.53
  6. Step 6: Final answer
    x = 6,433,012.55

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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.