Finding the Fourth Proportional to 19,317,316.74, 26,646,796.71 and 12,061,375.62
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Solution
The fourth proportional to 19,317,316.74, 26,646,796.71 and 12,061,375.62 is: 16,637,767.48
Step by Step Solution
- Step 1: Write the proportion equation
19,317,316.74 : 26,646,796.71 = 12,061,375.62 : x - Step 2: Convert to fraction form
19,317,316.74/26,646,796.71 = 12,061,375.62/x - Step 3: Cross multiply
19,317,316.74x = 26,646,796.71 × 12,061,375.62 - Step 4: Simplify right side
19,317,316.74x = 321,397,024,189,090.19 - Step 5: Solve for x
x = 321,397,024,189,090.19/19,317,316.74 - Step 6: Final answer
x = 16,637,767.48
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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.