Home / 19,203,080.88-28,807,485.48-7,071,611.52

Finding the Fourth Proportional to 19,203,080.88, 28,807,485.48 and 7,071,611.52

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Solution

The fourth proportional to 19,203,080.88, 28,807,485.48 and 7,071,611.52 is: 10,608,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203,080.88 : 28,807,485.48 = 7,071,611.52 : x
  2. Step 2: Convert to fraction form
    19,203,080.88/28,807,485.48 = 7,071,611.52/x
  3. Step 3: Cross multiply
    19,203,080.88x = 28,807,485.48 × 7,071,611.52
  4. Step 4: Simplify right side
    19,203,080.88x = 203,715,346,182,600.72
  5. Step 5: Solve for x
    x = 203,715,346,182,600.72/19,203,080.88
  6. Step 6: Final answer
    x = 10,608,472.02

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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.