Home / 8,378,692.20-12,574,259.10-3,333,623.40

Finding the Fourth Proportional to 8,378,692.20, 12,574,259.10 and 3,333,623.40

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Solution

The fourth proportional to 8,378,692.20, 12,574,259.10 and 3,333,623.40 is: 5,002,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378,692.20 : 12,574,259.10 = 3,333,623.40 : x
  2. Step 2: Convert to fraction form
    8,378,692.20/12,574,259.10 = 3,333,623.40/x
  3. Step 3: Cross multiply
    8,378,692.20x = 12,574,259.10 × 3,333,623.40
  4. Step 4: Simplify right side
    8,378,692.20x = 41,917,844,373,422.94
  5. Step 5: Solve for x
    x = 41,917,844,373,422.94/8,378,692.20
  6. Step 6: Final answer
    x = 5,002,910.16

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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.