Home / 15,296,987.40-22,946,517.90-5,200,369.80

Finding the Fourth Proportional to 15,296,987.40, 22,946,517.90 and 5,200,369.80

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Solution

The fourth proportional to 15,296,987.40, 22,946,517.90 and 5,200,369.80 is: 7,800,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,296,987.40 : 22,946,517.90 = 5,200,369.80 : x
  2. Step 2: Convert to fraction form
    15,296,987.40/22,946,517.90 = 5,200,369.80/x
  3. Step 3: Cross multiply
    15,296,987.40x = 22,946,517.90 × 5,200,369.80
  4. Step 4: Simplify right side
    15,296,987.40x = 119,330,378,702,319.41
  5. Step 5: Solve for x
    x = 119,330,378,702,319.41/15,296,987.40
  6. Step 6: Final answer
    x = 7,800,907.17

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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.