Home / 7,132,418.82-9,842,737.98-4,076,698.68

Finding the Fourth Proportional to 7,132,418.82, 9,842,737.98 and 4,076,698.68

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Solution

The fourth proportional to 7,132,418.82, 9,842,737.98 and 4,076,698.68 is: 5,625,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,418.82 : 9,842,737.98 = 4,076,698.68 : x
  2. Step 2: Convert to fraction form
    7,132,418.82/9,842,737.98 = 4,076,698.68/x
  3. Step 3: Cross multiply
    7,132,418.82x = 9,842,737.98 × 4,076,698.68
  4. Step 4: Simplify right side
    7,132,418.82x = 40,125,876,930,651.87
  5. Step 5: Solve for x
    x = 40,125,876,930,651.87/7,132,418.82
  6. Step 6: Final answer
    x = 5,625,844.18

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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.