Finding the Fourth Proportional to 19,537,257.68, 29,310,351.24 and 6,757,751.60
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Solution
The fourth proportional to 19,537,257.68, 29,310,351.24 and 6,757,751.60 is: 10,138,171.70
Step by Step Solution
- Step 1: Write the proportion equation
19,537,257.68 : 29,310,351.24 = 6,757,751.60 : x - Step 2: Convert to fraction form
19,537,257.68/29,310,351.24 = 6,757,751.60/x - Step 3: Cross multiply
19,537,257.68x = 29,310,351.24 × 6,757,751.60 - Step 4: Simplify right side
19,537,257.68x = 198,072,072,988,671.97 - Step 5: Solve for x
x = 198,072,072,988,671.97/19,537,257.68 - Step 6: Final answer
x = 10,138,171.70
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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.