Home / 12,861,283.66-19,266,701.62-7,458,583.56

Finding the Fourth Proportional to 12,861,283.66, 19,266,701.62 and 7,458,583.56

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Solution

The fourth proportional to 12,861,283.66, 19,266,701.62 and 7,458,583.56 is: 11,173,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,283.66 : 19,266,701.62 = 7,458,583.56 : x
  2. Step 2: Convert to fraction form
    12,861,283.66/19,266,701.62 = 7,458,583.56/x
  3. Step 3: Cross multiply
    12,861,283.66x = 19,266,701.62 × 7,458,583.56
  4. Step 4: Simplify right side
    12,861,283.66x = 143,702,303,958,357.38
  5. Step 5: Solve for x
    x = 143,702,303,958,357.38/12,861,283.66
  6. Step 6: Final answer
    x = 11,173,247.38

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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.