Home / 7,766,794.40-11,646,692.40-2,972,890.40

Finding the Fourth Proportional to 7,766,794.40, 11,646,692.40 and 2,972,890.40

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Solution

The fourth proportional to 7,766,794.40, 11,646,692.40 and 2,972,890.40 is: 4,457,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,794.40 : 11,646,692.40 = 2,972,890.40 : x
  2. Step 2: Convert to fraction form
    7,766,794.40/11,646,692.40 = 2,972,890.40/x
  3. Step 3: Cross multiply
    7,766,794.40x = 11,646,692.40 × 2,972,890.40
  4. Step 4: Simplify right side
    7,766,794.40x = 34,624,340,027,712.96
  5. Step 5: Solve for x
    x = 34,624,340,027,712.96/7,766,794.40
  6. Step 6: Final answer
    x = 4,457,996.21

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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.