Home / 8,663,453.40-11,951,812.80-5,223,783.54

Finding the Fourth Proportional to 8,663,453.40, 11,951,812.80 and 5,223,783.54

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Solution

The fourth proportional to 8,663,453.40, 11,951,812.80 and 5,223,783.54 is: 7,206,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,663,453.40 : 11,951,812.80 = 5,223,783.54 : x
  2. Step 2: Convert to fraction form
    8,663,453.40/11,951,812.80 = 5,223,783.54/x
  3. Step 3: Cross multiply
    8,663,453.40x = 11,951,812.80 × 5,223,783.54
  4. Step 4: Simplify right side
    8,663,453.40x = 62,433,682,977,801.31
  5. Step 5: Solve for x
    x = 62,433,682,977,801.31/8,663,453.40
  6. Step 6: Final answer
    x = 7,206,558.41

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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.