Finding the Fourth Proportional to 14,387,080.12, 19,853,935.62 and 7,860,569.08
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Solution
The fourth proportional to 14,387,080.12, 19,853,935.62 and 7,860,569.08 is: 10,847,456.96
Step by Step Solution
- Step 1: Write the proportion equation
14,387,080.12 : 19,853,935.62 = 7,860,569.08 : x - Step 2: Convert to fraction form
14,387,080.12/19,853,935.62 = 7,860,569.08/x - Step 3: Cross multiply
14,387,080.12x = 19,853,935.62 × 7,860,569.08 - Step 4: Simplify right side
14,387,080.12x = 156,063,232,450,882.62 - Step 5: Solve for x
x = 156,063,232,450,882.62/14,387,080.12 - Step 6: Final answer
x = 10,847,456.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.