Home / 28,899,311.08-43,318,621.86-9,723,410.77

Finding the Fourth Proportional to 28,899,311.08, 43,318,621.86 and 9,723,410.77

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Solution

The fourth proportional to 28,899,311.08, 43,318,621.86 and 9,723,410.77 is: 14,574,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,311.08 : 43,318,621.86 = 9,723,410.77 : x
  2. Step 2: Convert to fraction form
    28,899,311.08/43,318,621.86 = 9,723,410.77/x
  3. Step 3: Cross multiply
    28,899,311.08x = 43,318,621.86 × 9,723,410.77
  4. Step 4: Simplify right side
    28,899,311.08x = 421,204,754,335,081.44
  5. Step 5: Solve for x
    x = 421,204,754,335,081.44/28,899,311.08
  6. Step 6: Final answer
    x = 14,574,906.41

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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.