Finding the Fourth Proportional to 18,979,037.93, 26,191,025.10 and 10,277,210.09
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Solution
The fourth proportional to 18,979,037.93, 26,191,025.10 and 10,277,210.09 is: 14,182,524.34
Step by Step Solution
- Step 1: Write the proportion equation
18,979,037.93 : 26,191,025.10 = 10,277,210.09 : x - Step 2: Convert to fraction form
18,979,037.93/26,191,025.10 = 10,277,210.09/x - Step 3: Cross multiply
18,979,037.93x = 26,191,025.10 × 10,277,210.09 - Step 4: Simplify right side
18,979,037.93x = 269,170,667,294,208.19 - Step 5: Solve for x
x = 269,170,667,294,208.19/18,979,037.93 - Step 6: Final answer
x = 14,182,524.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.