Home / 9,345,692.25-12,897,223.26-5,481,000.81

Finding the Fourth Proportional to 9,345,692.25, 12,897,223.26 and 5,481,000.81

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Solution

The fourth proportional to 9,345,692.25, 12,897,223.26 and 5,481,000.81 is: 7,563,879.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345,692.25 : 12,897,223.26 = 5,481,000.81 : x
  2. Step 2: Convert to fraction form
    9,345,692.25/12,897,223.26 = 5,481,000.81/x
  3. Step 3: Cross multiply
    9,345,692.25x = 12,897,223.26 × 5,481,000.81
  4. Step 4: Simplify right side
    9,345,692.25x = 70,689,691,134,810.83
  5. Step 5: Solve for x
    x = 70,689,691,134,810.83/9,345,692.25
  6. Step 6: Final answer
    x = 7,563,879.62

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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.