Home / 71,043,450.80-106,565,176.20-17,190,762.80

Finding the Fourth Proportional to 71,043,450.80, 106,565,176.20 and 17,190,762.80

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Solution

The fourth proportional to 71,043,450.80, 106,565,176.20 and 17,190,762.80 is: 25,786,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,043,450.80 : 106,565,176.20 = 17,190,762.80 : x
  2. Step 2: Convert to fraction form
    71,043,450.80/106,565,176.20 = 17,190,762.80/x
  3. Step 3: Cross multiply
    71,043,450.80x = 106,565,176.20 × 17,190,762.80
  4. Step 4: Simplify right side
    71,043,450.80x = 1,831,936,666,794,405.50
  5. Step 5: Solve for x
    x = 1,831,936,666,794,405.50/71,043,450.80
  6. Step 6: Final answer
    x = 25,786,144.20

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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.