Home / 28,899,341.36-43,318,667.16-9,723,441.08

Finding the Fourth Proportional to 28,899,341.36, 43,318,667.16 and 9,723,441.08

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Solution

The fourth proportional to 28,899,341.36, 43,318,667.16 and 9,723,441.08 is: 14,574,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,341.36 : 43,318,667.16 = 9,723,441.08 : x
  2. Step 2: Convert to fraction form
    28,899,341.36/43,318,667.16 = 9,723,441.08/x
  3. Step 3: Cross multiply
    28,899,341.36x = 43,318,667.16 × 9,723,441.08
  4. Step 4: Simplify right side
    28,899,341.36x = 421,206,507,794,390.88
  5. Step 5: Solve for x
    x = 421,206,507,794,390.88/28,899,341.36
  6. Step 6: Final answer
    x = 14,574,951.81

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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.