Home / 34,456,118.11-47,550,457.26-18,987,199.20

Finding the Fourth Proportional to 34,456,118.11, 47,550,457.26 and 18,987,199.20

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Solution

The fourth proportional to 34,456,118.11, 47,550,457.26 and 18,987,199.20 is: 26,202,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456,118.11 : 47,550,457.26 = 18,987,199.20 : x
  2. Step 2: Convert to fraction form
    34,456,118.11/47,550,457.26 = 18,987,199.20/x
  3. Step 3: Cross multiply
    34,456,118.11x = 47,550,457.26 × 18,987,199.20
  4. Step 4: Simplify right side
    34,456,118.11x = 902,850,004,046,706.12
  5. Step 5: Solve for x
    x = 902,850,004,046,706.12/34,456,118.11
  6. Step 6: Final answer
    x = 26,202,893.81

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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.