Finding the Fourth Proportional to 11,645,372.63, 16,070,678.34 and 6,753,495.29
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Solution
The fourth proportional to 11,645,372.63, 16,070,678.34 and 6,753,495.29 is: 9,319,860.67
Step by Step Solution
- Step 1: Write the proportion equation
11,645,372.63 : 16,070,678.34 = 6,753,495.29 : x - Step 2: Convert to fraction form
11,645,372.63/16,070,678.34 = 6,753,495.29/x - Step 3: Cross multiply
11,645,372.63x = 16,070,678.34 × 6,753,495.29 - Step 4: Simplify right side
11,645,372.63x = 108,533,250,370,616.02 - Step 5: Solve for x
x = 108,533,250,370,616.02/11,645,372.63 - Step 6: Final answer
x = 9,319,860.67
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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.