Finding the Fourth Proportional to 19,790,257.16, 27,310,536.56 and 11,088,492.01
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Solution
The fourth proportional to 19,790,257.16, 27,310,536.56 and 11,088,492.01 is: 15,302,108.70
Step by Step Solution
- Step 1: Write the proportion equation
19,790,257.16 : 27,310,536.56 = 11,088,492.01 : x - Step 2: Convert to fraction form
19,790,257.16/27,310,536.56 = 11,088,492.01/x - Step 3: Cross multiply
19,790,257.16x = 27,310,536.56 × 11,088,492.01 - Step 4: Simplify right side
19,790,257.16x = 302,832,666,393,817.81 - Step 5: Solve for x
x = 302,832,666,393,817.81/19,790,257.16 - Step 6: Final answer
x = 15,302,108.70
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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.