Finding the Fourth Proportional to 19,570,616.84, 27,008,068.98 and 11,727,544.04
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Solution
The fourth proportional to 19,570,616.84, 27,008,068.98 and 11,727,544.04 is: 16,184,380.95
Step by Step Solution
- Step 1: Write the proportion equation
19,570,616.84 : 27,008,068.98 = 11,727,544.04 : x - Step 2: Convert to fraction form
19,570,616.84/27,008,068.98 = 11,727,544.04/x - Step 3: Cross multiply
19,570,616.84x = 27,008,068.98 × 11,727,544.04 - Step 4: Simplify right side
19,570,616.84x = 316,738,318,398,307.88 - Step 5: Solve for x
x = 316,738,318,398,307.88/19,570,616.84 - Step 6: Final answer
x = 16,184,380.95
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1.5x scale
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.