Home / 5,398,664.90-8,091,776.55-2,201,692.10

Finding the Fourth Proportional to 5,398,664.90, 8,091,776.55 and 2,201,692.10

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Solution

The fourth proportional to 5,398,664.90, 8,091,776.55 and 2,201,692.10 is: 3,300,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,664.90 : 8,091,776.55 = 2,201,692.10 : x
  2. Step 2: Convert to fraction form
    5,398,664.90/8,091,776.55 = 2,201,692.10/x
  3. Step 3: Cross multiply
    5,398,664.90x = 8,091,776.55 × 2,201,692.10
  4. Step 4: Simplify right side
    5,398,664.90x = 17,815,600,505,100.25
  5. Step 5: Solve for x
    x = 17,815,600,505,100.25/5,398,664.90
  6. Step 6: Final answer
    x = 3,300,001.17

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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.