Finding the Fourth Proportional to 11,653,636.26, 17,446,574.79 and 6,781,092.78
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Solution
The fourth proportional to 11,653,636.26, 17,446,574.79 and 6,781,092.78 is: 10,151,925.09
Step by Step Solution
- Step 1: Write the proportion equation
11,653,636.26 : 17,446,574.79 = 6,781,092.78 : x - Step 2: Convert to fraction form
11,653,636.26/17,446,574.79 = 6,781,092.78/x - Step 3: Cross multiply
11,653,636.26x = 17,446,574.79 × 6,781,092.78 - Step 4: Simplify right side
11,653,636.26x = 118,306,842,344,199.02 - Step 5: Solve for x
x = 118,306,842,344,199.02/11,653,636.26 - Step 6: Final answer
x = 10,151,925.09
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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.