Finding the Fourth Proportional to 19,902,110.55, 29,851,726.05 and 6,259,159.59
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Solution
The fourth proportional to 19,902,110.55, 29,851,726.05 and 6,259,159.59 is: 9,388,286.58
Step by Step Solution
- Step 1: Write the proportion equation
19,902,110.55 : 29,851,726.05 = 6,259,159.59 : x - Step 2: Convert to fraction form
19,902,110.55/29,851,726.05 = 6,259,159.59/x - Step 3: Cross multiply
19,902,110.55x = 29,851,726.05 × 6,259,159.59 - Step 4: Simplify right side
19,902,110.55x = 186,846,717,383,910.31 - Step 5: Solve for x
x = 186,846,717,383,910.31/19,902,110.55 - Step 6: Final answer
x = 9,388,286.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.