Finding the Fourth Proportional to 14,292,537.17, 19,723,658.24 and 7,766,186.54
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Solution
The fourth proportional to 14,292,537.17, 19,723,658.24 and 7,766,186.54 is: 10,717,314.03
Step by Step Solution
- Step 1: Write the proportion equation
14,292,537.17 : 19,723,658.24 = 7,766,186.54 : x - Step 2: Convert to fraction form
14,292,537.17/19,723,658.24 = 7,766,186.54/x - Step 3: Cross multiply
14,292,537.17x = 19,723,658.24 × 7,766,186.54 - Step 4: Simplify right side
14,292,537.17x = 153,177,609,063,845.25 - Step 5: Solve for x
x = 153,177,609,063,845.25/14,292,537.17 - Step 6: Final answer
x = 10,717,314.03
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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.