Finding the Fourth Proportional to 19,266,213.22, 28,879,089.99 and 6,482,279.68
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Solution
The fourth proportional to 19,266,213.22, 28,879,089.99 and 6,482,279.68 is: 9,716,613.02
Step by Step Solution
- Step 1: Write the proportion equation
19,266,213.22 : 28,879,089.99 = 6,482,279.68 : x - Step 2: Convert to fraction form
19,266,213.22/28,879,089.99 = 6,482,279.68/x - Step 3: Cross multiply
19,266,213.22x = 28,879,089.99 × 6,482,279.68 - Step 4: Simplify right side
19,266,213.22x = 187,202,338,219,068.38 - Step 5: Solve for x
x = 187,202,338,219,068.38/19,266,213.22 - Step 6: Final answer
x = 9,716,613.02
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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.