Home / 19,162,504.80-28,747,256.40-7,804,101.60

Finding the Fourth Proportional to 19,162,504.80, 28,747,256.40 and 7,804,101.60

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Solution

The fourth proportional to 19,162,504.80, 28,747,256.40 and 7,804,101.60 is: 11,707,577.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162,504.80 : 28,747,256.40 = 7,804,101.60 : x
  2. Step 2: Convert to fraction form
    19,162,504.80/28,747,256.40 = 7,804,101.60/x
  3. Step 3: Cross multiply
    19,162,504.80x = 28,747,256.40 × 7,804,101.60
  4. Step 4: Simplify right side
    19,162,504.80x = 224,346,509,666,850.22
  5. Step 5: Solve for x
    x = 224,346,509,666,850.22/19,162,504.80
  6. Step 6: Final answer
    x = 11,707,577.48

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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.