Home / 7,882,855.30-11,826,032.55-3,621,996.10

Finding the Fourth Proportional to 7,882,855.30, 11,826,032.55 and 3,621,996.10

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Solution

The fourth proportional to 7,882,855.30, 11,826,032.55 and 3,621,996.10 is: 5,433,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,855.30 : 11,826,032.55 = 3,621,996.10 : x
  2. Step 2: Convert to fraction form
    7,882,855.30/11,826,032.55 = 3,621,996.10/x
  3. Step 3: Cross multiply
    7,882,855.30x = 11,826,032.55 × 3,621,996.10
  4. Step 4: Simplify right side
    7,882,855.30x = 42,833,843,774,573.06
  5. Step 5: Solve for x
    x = 42,833,843,774,573.06/7,882,855.30
  6. Step 6: Final answer
    x = 5,433,798.05

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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.