Finding the Fourth Proportional to 19,841,619.16, 29,750,844.48 and 7,696,891.05
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Solution
The fourth proportional to 19,841,619.16, 29,750,844.48 and 7,696,891.05 is: 11,540,842.84
Step by Step Solution
- Step 1: Write the proportion equation
19,841,619.16 : 29,750,844.48 = 7,696,891.05 : x - Step 2: Convert to fraction form
19,841,619.16/29,750,844.48 = 7,696,891.05/x - Step 3: Cross multiply
19,841,619.16x = 29,750,844.48 × 7,696,891.05 - Step 4: Simplify right side
19,841,619.16x = 228,989,008,467,624.88 - Step 5: Solve for x
x = 228,989,008,467,624.88/19,841,619.16 - Step 6: Final answer
x = 11,540,842.84
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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.