Home / 10,728,014.90-16,085,801.55-3,997,109.30

Finding the Fourth Proportional to 10,728,014.90, 16,085,801.55 and 3,997,109.30

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Solution

The fourth proportional to 10,728,014.90, 16,085,801.55 and 3,997,109.30 is: 5,993,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,014.90 : 16,085,801.55 = 3,997,109.30 : x
  2. Step 2: Convert to fraction form
    10,728,014.90/16,085,801.55 = 3,997,109.30/x
  3. Step 3: Cross multiply
    10,728,014.90x = 16,085,801.55 × 3,997,109.30
  4. Step 4: Simplify right side
    10,728,014.90x = 64,296,706,973,459.41
  5. Step 5: Solve for x
    x = 64,296,706,973,459.41/10,728,014.90
  6. Step 6: Final answer
    x = 5,993,346.17

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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.