Finding the Fourth Proportional to 13,044,577.41, 19,566,740.79 and 7,928,418.96
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Solution
The fourth proportional to 13,044,577.41, 19,566,740.79 and 7,928,418.96 is: 11,892,552.27
Step by Step Solution
- Step 1: Write the proportion equation
13,044,577.41 : 19,566,740.79 = 7,928,418.96 : x - Step 2: Convert to fraction form
13,044,577.41/19,566,740.79 = 7,928,418.96/x - Step 3: Cross multiply
13,044,577.41x = 19,566,740.79 × 7,928,418.96 - Step 4: Simplify right side
13,044,577.41x = 155,133,318,664,841.38 - Step 5: Solve for x
x = 155,133,318,664,841.38/13,044,577.41 - Step 6: Final answer
x = 11,892,552.27
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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.