Home / 19,556,490.80-29,345,233.80-8,198,087.60

Finding the Fourth Proportional to 19,556,490.80, 29,345,233.80 and 8,198,087.60

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Solution

The fourth proportional to 19,556,490.80, 29,345,233.80 and 8,198,087.60 is: 12,301,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556,490.80 : 29,345,233.80 = 8,198,087.60 : x
  2. Step 2: Convert to fraction form
    19,556,490.80/29,345,233.80 = 8,198,087.60/x
  3. Step 3: Cross multiply
    19,556,490.80x = 29,345,233.80 × 8,198,087.60
  4. Step 4: Simplify right side
    19,556,490.80x = 240,574,797,334,880.88
  5. Step 5: Solve for x
    x = 240,574,797,334,880.88/19,556,490.80
  6. Step 6: Final answer
    x = 12,301,532.00

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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.