Finding the Fourth Proportional to 42,256,051.07, 63,388,357.66 and 14,586,362.18
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Solution
The fourth proportional to 42,256,051.07, 63,388,357.66 and 14,586,362.18 is: 21,881,021.05
Step by Step Solution
- Step 1: Write the proportion equation
42,256,051.07 : 63,388,357.66 = 14,586,362.18 : x - Step 2: Convert to fraction form
42,256,051.07/63,388,357.66 = 14,586,362.18/x - Step 3: Cross multiply
42,256,051.07x = 63,388,357.66 × 14,586,362.18 - Step 4: Simplify right side
42,256,051.07x = 924,605,542,824,137.25 - Step 5: Solve for x
x = 924,605,542,824,137.25/42,256,051.07 - Step 6: Final answer
x = 21,881,021.05
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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.