Home / 11,403,197-15,723,801.87-7,266,675.50

Finding the Fourth Proportional to 11,403,197, 15,723,801.87 and 7,266,675.50

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Solution

The fourth proportional to 11,403,197, 15,723,801.87 and 7,266,675.50 is: 10,019,976.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,403,197 : 15,723,801.87 = 7,266,675.50 : x
  2. Step 2: Convert to fraction form
    11,403,197/15,723,801.87 = 7,266,675.50/x
  3. Step 3: Cross multiply
    11,403,197x = 15,723,801.87 × 7,266,675.50
  4. Step 4: Simplify right side
    11,403,197x = 114,259,765,815,583.17
  5. Step 5: Solve for x
    x = 114,259,765,815,583.17/11,403,197
  6. Step 6: Final answer
    x = 10,019,976.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.