Finding the Fourth Proportional to 28,912,536.63, 43,302,611.75 and 14,539,689.27
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Solution
The fourth proportional to 28,912,536.63, 43,302,611.75 and 14,539,689.27 is: 21,776,246.32
Step by Step Solution
- Step 1: Write the proportion equation
28,912,536.63 : 43,302,611.75 = 14,539,689.27 : x - Step 2: Convert to fraction form
28,912,536.63/43,302,611.75 = 14,539,689.27/x - Step 3: Cross multiply
28,912,536.63x = 43,302,611.75 × 14,539,689.27 - Step 4: Simplify right side
28,912,536.63x = 629,606,519,351,752.38 - Step 5: Solve for x
x = 629,606,519,351,752.38/28,912,536.63 - Step 6: Final answer
x = 21,776,246.32
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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.