Home / 8,410,884.84-12,616,325.88-2,021,137.20

Finding the Fourth Proportional to 8,410,884.84, 12,616,325.88 and 2,021,137.20

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Solution

The fourth proportional to 8,410,884.84, 12,616,325.88 and 2,021,137.20 is: 3,031,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,884.84 : 12,616,325.88 = 2,021,137.20 : x
  2. Step 2: Convert to fraction form
    8,410,884.84/12,616,325.88 = 2,021,137.20/x
  3. Step 3: Cross multiply
    8,410,884.84x = 12,616,325.88 × 2,021,137.20
  4. Step 4: Simplify right side
    8,410,884.84x = 25,499,325,563,390.74
  5. Step 5: Solve for x
    x = 25,499,325,563,390.74/8,410,884.84
  6. Step 6: Final answer
    x = 3,031,705.47

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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.