Home / 28,899,336.36-43,318,659.60-9,723,436.08

Finding the Fourth Proportional to 28,899,336.36, 43,318,659.60 and 9,723,436.08

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Solution

The fourth proportional to 28,899,336.36, 43,318,659.60 and 9,723,436.08 is: 14,574,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,336.36 : 43,318,659.60 = 9,723,436.08 : x
  2. Step 2: Convert to fraction form
    28,899,336.36/43,318,659.60 = 9,723,436.08/x
  3. Step 3: Cross multiply
    28,899,336.36x = 43,318,659.60 × 9,723,436.08
  4. Step 4: Simplify right side
    28,899,336.36x = 421,206,217,691,878.38
  5. Step 5: Solve for x
    x = 421,206,217,691,878.38/28,899,336.36
  6. Step 6: Final answer
    x = 14,574,944.30

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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.