Finding the Fourth Proportional to 7,629,830.66, 11,444,853.68 and 2,238,592.40
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Solution
The fourth proportional to 7,629,830.66, 11,444,853.68 and 2,238,592.40 is: 3,357,920.19
Step by Step Solution
- Step 1: Write the proportion equation
7,629,830.66 : 11,444,853.68 = 2,238,592.40 : x - Step 2: Convert to fraction form
7,629,830.66/11,444,853.68 = 2,238,592.40/x - Step 3: Cross multiply
7,629,830.66x = 11,444,853.68 × 2,238,592.40 - Step 4: Simplify right side
7,629,830.66x = 25,620,362,398,742.80 - Step 5: Solve for x
x = 25,620,362,398,742.80/7,629,830.66 - Step 6: Final answer
x = 3,357,920.19
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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.