Home / 12,796,499.60-19,157,424.60-11,452,806.80

Finding the Fourth Proportional to 12,796,499.60, 19,157,424.60 and 11,452,806.80

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Solution

The fourth proportional to 12,796,499.60, 19,157,424.60 and 11,452,806.80 is: 17,145,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796,499.60 : 19,157,424.60 = 11,452,806.80 : x
  2. Step 2: Convert to fraction form
    12,796,499.60/19,157,424.60 = 11,452,806.80/x
  3. Step 3: Cross multiply
    12,796,499.60x = 19,157,424.60 × 11,452,806.80
  4. Step 4: Simplify right side
    12,796,499.60x = 219,406,282,729,367.31
  5. Step 5: Solve for x
    x = 219,406,282,729,367.31/12,796,499.60
  6. Step 6: Final answer
    x = 17,145,804.68

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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.