Finding the Fourth Proportional to 10,667,248.09, 14,720,841.14 and 5,772,469.67
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Solution
The fourth proportional to 10,667,248.09, 14,720,841.14 and 5,772,469.67 is: 7,966,029.13
Step by Step Solution
- Step 1: Write the proportion equation
10,667,248.09 : 14,720,841.14 = 5,772,469.67 : x - Step 2: Convert to fraction form
10,667,248.09/14,720,841.14 = 5,772,469.67/x - Step 3: Cross multiply
10,667,248.09x = 14,720,841.14 × 5,772,469.67 - Step 4: Simplify right side
10,667,248.09x = 84,975,608,997,538.22 - Step 5: Solve for x
x = 84,975,608,997,538.22/10,667,248.09 - Step 6: Final answer
x = 7,966,029.13
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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.