Finding the Fourth Proportional to 19,951,744.42, 29,927,616.64 and 4,805,675.92
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Solution
The fourth proportional to 19,951,744.42, 29,927,616.64 and 4,805,675.92 is: 7,208,513.88
Step by Step Solution
- Step 1: Write the proportion equation
19,951,744.42 : 29,927,616.64 = 4,805,675.92 : x - Step 2: Convert to fraction form
19,951,744.42/29,927,616.64 = 4,805,675.92/x - Step 3: Cross multiply
19,951,744.42x = 29,927,616.64 × 4,805,675.92 - Step 4: Simplify right side
19,951,744.42x = 143,822,426,629,839.31 - Step 5: Solve for x
x = 143,822,426,629,839.31/19,951,744.42 - Step 6: Final answer
x = 7,208,513.88
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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.