Home / 28,899,316.36-43,318,629.72-9,723,416.02

Finding the Fourth Proportional to 28,899,316.36, 43,318,629.72 and 9,723,416.02

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Solution

The fourth proportional to 28,899,316.36, 43,318,629.72 and 9,723,416.02 is: 14,574,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,316.36 : 43,318,629.72 = 9,723,416.02 : x
  2. Step 2: Convert to fraction form
    28,899,316.36/43,318,629.72 = 9,723,416.02/x
  3. Step 3: Cross multiply
    28,899,316.36x = 43,318,629.72 × 9,723,416.02
  4. Step 4: Simplify right side
    28,899,316.36x = 421,205,058,183,896.06
  5. Step 5: Solve for x
    x = 421,205,058,183,896.06/28,899,316.36
  6. Step 6: Final answer
    x = 14,574,914.26

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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.