Finding the Fourth Proportional to 12,203,042.08, 16,840,455.33 and 6,696,368.76
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Solution
The fourth proportional to 12,203,042.08, 16,840,455.33 and 6,696,368.76 is: 9,241,130.06
Step by Step Solution
- Step 1: Write the proportion equation
12,203,042.08 : 16,840,455.33 = 6,696,368.76 : x - Step 2: Convert to fraction form
12,203,042.08/16,840,455.33 = 6,696,368.76/x - Step 3: Cross multiply
12,203,042.08x = 16,840,455.33 × 6,696,368.76 - Step 4: Simplify right side
12,203,042.08x = 112,769,898,975,987.47 - Step 5: Solve for x
x = 112,769,898,975,987.47/12,203,042.08 - Step 6: Final answer
x = 9,241,130.06
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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.