Home / 8,647,036.20-11,931,690.83-4,925,965.05

Finding the Fourth Proportional to 8,647,036.20, 11,931,690.83 and 4,925,965.05

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Solution

The fourth proportional to 8,647,036.20, 11,931,690.83 and 4,925,965.05 is: 6,797,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,647,036.20 : 11,931,690.83 = 4,925,965.05 : x
  2. Step 2: Convert to fraction form
    8,647,036.20/11,931,690.83 = 4,925,965.05/x
  3. Step 3: Cross multiply
    8,647,036.20x = 11,931,690.83 × 4,925,965.05
  4. Step 4: Simplify right side
    8,647,036.20x = 58,775,091,991,355.66
  5. Step 5: Solve for x
    x = 58,775,091,991,355.66/8,647,036.20
  6. Step 6: Final answer
    x = 6,797,137.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.