Home / 5,433,978.17-7,498,967.49-2,986,815.48

Finding the Fourth Proportional to 5,433,978.17, 7,498,967.49 and 2,986,815.48

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Solution

The fourth proportional to 5,433,978.17, 7,498,967.49 and 2,986,815.48 is: 4,121,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,978.17 : 7,498,967.49 = 2,986,815.48 : x
  2. Step 2: Convert to fraction form
    5,433,978.17/7,498,967.49 = 2,986,815.48/x
  3. Step 3: Cross multiply
    5,433,978.17x = 7,498,967.49 × 2,986,815.48
  4. Step 4: Simplify right side
    5,433,978.17x = 22,398,032,183,148.75
  5. Step 5: Solve for x
    x = 22,398,032,183,148.75/5,433,978.17
  6. Step 6: Final answer
    x = 4,121,848.03

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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.