Home / 28,768,381.21-43,152,945.80-9,599,138.29

Finding the Fourth Proportional to 28,768,381.21, 43,152,945.80 and 9,599,138.29

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Solution

The fourth proportional to 28,768,381.21, 43,152,945.80 and 9,599,138.29 is: 14,398,832.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768,381.21 : 43,152,945.80 = 9,599,138.29 : x
  2. Step 2: Convert to fraction form
    28,768,381.21/43,152,945.80 = 9,599,138.29/x
  3. Step 3: Cross multiply
    28,768,381.21x = 43,152,945.80 × 9,599,138.29
  4. Step 4: Simplify right side
    28,768,381.21x = 414,231,094,355,074.62
  5. Step 5: Solve for x
    x = 414,231,094,355,074.62/28,768,381.21
  6. Step 6: Final answer
    x = 14,398,832.22

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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.