Home / 8,456,648.63-11,670,182.60-4,589,169.78

Finding the Fourth Proportional to 8,456,648.63, 11,670,182.60 and 4,589,169.78

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Solution

The fourth proportional to 8,456,648.63, 11,670,182.60 and 4,589,169.78 is: 6,333,058.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456,648.63 : 11,670,182.60 = 4,589,169.78 : x
  2. Step 2: Convert to fraction form
    8,456,648.63/11,670,182.60 = 4,589,169.78/x
  3. Step 3: Cross multiply
    8,456,648.63x = 11,670,182.60 × 4,589,169.78
  4. Step 4: Simplify right side
    8,456,648.63x = 53,556,449,276,075.41
  5. Step 5: Solve for x
    x = 53,556,449,276,075.41/8,456,648.63
  6. Step 6: Final answer
    x = 6,333,058.36

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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.