Home / 8,753,666.85-13,128,208.23-2,603,991.54

Finding the Fourth Proportional to 8,753,666.85, 13,128,208.23 and 2,603,991.54

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Solution

The fourth proportional to 8,753,666.85, 13,128,208.23 and 2,603,991.54 is: 3,905,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753,666.85 : 13,128,208.23 = 2,603,991.54 : x
  2. Step 2: Convert to fraction form
    8,753,666.85/13,128,208.23 = 2,603,991.54/x
  3. Step 3: Cross multiply
    8,753,666.85x = 13,128,208.23 × 2,603,991.54
  4. Step 4: Simplify right side
    8,753,666.85x = 34,185,743,166,278.38
  5. Step 5: Solve for x
    x = 34,185,743,166,278.38/8,753,666.85
  6. Step 6: Final answer
    x = 3,905,305.49

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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.