Finding the Fourth Proportional to 18,952,570.17, 28,354,055.00 and 14,354,801.09
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Solution
The fourth proportional to 18,952,570.17, 28,354,055.00 and 14,354,801.09 is: 21,475,547.42
Step by Step Solution
- Step 1: Write the proportion equation
18,952,570.17 : 28,354,055.00 = 14,354,801.09 : x - Step 2: Convert to fraction form
18,952,570.17/28,354,055.00 = 14,354,801.09/x - Step 3: Cross multiply
18,952,570.17x = 28,354,055.00 × 14,354,801.09 - Step 4: Simplify right side
18,952,570.17x = 407,016,819,406,375.69 - Step 5: Solve for x
x = 407,016,819,406,375.69/18,952,570.17 - Step 6: Final answer
x = 21,475,547.42
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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.