Home / 5,388,488.19-8,076,947.67-2,687,477.58

Finding the Fourth Proportional to 5,388,488.19, 8,076,947.67 and 2,687,477.58

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Solution

The fourth proportional to 5,388,488.19, 8,076,947.67 and 2,687,477.58 is: 4,028,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,488.19 : 8,076,947.67 = 2,687,477.58 : x
  2. Step 2: Convert to fraction form
    5,388,488.19/8,076,947.67 = 2,687,477.58/x
  3. Step 3: Cross multiply
    5,388,488.19x = 8,076,947.67 × 2,687,477.58
  4. Step 4: Simplify right side
    5,388,488.19x = 21,706,615,777,958.24
  5. Step 5: Solve for x
    x = 21,706,615,777,958.24/5,388,488.19
  6. Step 6: Final answer
    x = 4,028,331.33

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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.