Home / 8,325,564.30-12,488,692.05-2,645,628.30

Finding the Fourth Proportional to 8,325,564.30, 12,488,692.05 and 2,645,628.30

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Solution

The fourth proportional to 8,325,564.30, 12,488,692.05 and 2,645,628.30 is: 3,968,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325,564.30 : 12,488,692.05 = 2,645,628.30 : x
  2. Step 2: Convert to fraction form
    8,325,564.30/12,488,692.05 = 2,645,628.30/x
  3. Step 3: Cross multiply
    8,325,564.30x = 12,488,692.05 × 2,645,628.30
  4. Step 4: Simplify right side
    8,325,564.30x = 33,040,437,117,465.02
  5. Step 5: Solve for x
    x = 33,040,437,117,465.02/8,325,564.30
  6. Step 6: Final answer
    x = 3,968,552.27

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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.