Finding the Fourth Proportional to 19,570,613.84, 27,008,064.84 and 11,727,541.04
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Solution
The fourth proportional to 19,570,613.84, 27,008,064.84 and 11,727,541.04 is: 16,184,376.81
Step by Step Solution
- Step 1: Write the proportion equation
19,570,613.84 : 27,008,064.84 = 11,727,541.04 : x - Step 2: Convert to fraction form
19,570,613.84/27,008,064.84 = 11,727,541.04/x - Step 3: Cross multiply
19,570,613.84x = 27,008,064.84 × 11,727,541.04 - Step 4: Simplify right side
19,570,613.84x = 316,738,188,822,081 - Step 5: Solve for x
x = 316,738,188,822,081/19,570,613.84 - Step 6: Final answer
x = 16,184,376.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.