Finding the Fourth Proportional to 7,328,290.40, 10,987,121.16 and 4,926,177.08
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Solution
The fourth proportional to 7,328,290.40, 10,987,121.16 and 4,926,177.08 is: 7,385,693.18
Step by Step Solution
- Step 1: Write the proportion equation
7,328,290.40 : 10,987,121.16 = 4,926,177.08 : x - Step 2: Convert to fraction form
7,328,290.40/10,987,121.16 = 4,926,177.08/x - Step 3: Cross multiply
7,328,290.40x = 10,987,121.16 × 4,926,177.08 - Step 4: Simplify right side
7,328,290.40x = 54,124,504,433,575.02 - Step 5: Solve for x
x = 54,124,504,433,575.02/7,328,290.40 - Step 6: Final answer
x = 7,385,693.18
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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.