Home / 36,692,987.45-50,636,355.09-20,173,393.04

Finding the Fourth Proportional to 36,692,987.45, 50,636,355.09 and 20,173,393.04

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Solution

The fourth proportional to 36,692,987.45, 50,636,355.09 and 20,173,393.04 is: 27,839,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692,987.45 : 50,636,355.09 = 20,173,393.04 : x
  2. Step 2: Convert to fraction form
    36,692,987.45/50,636,355.09 = 20,173,393.04/x
  3. Step 3: Cross multiply
    36,692,987.45x = 50,636,355.09 × 20,173,393.04
  4. Step 4: Simplify right side
    36,692,987.45x = 1,021,507,093,014,742.62
  5. Step 5: Solve for x
    x = 1,021,507,093,014,742.62/36,692,987.45
  6. Step 6: Final answer
    x = 27,839,300.21

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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.