Finding the Fourth Proportional to 10,339,478.04, 15,502,034.97 and 4,579,072.68
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Solution
The fourth proportional to 10,339,478.04, 15,502,034.97 and 4,579,072.68 is: 6,865,428.27
Step by Step Solution
- Step 1: Write the proportion equation
10,339,478.04 : 15,502,034.97 = 4,579,072.68 : x - Step 2: Convert to fraction form
10,339,478.04/15,502,034.97 = 4,579,072.68/x - Step 3: Cross multiply
10,339,478.04x = 15,502,034.97 × 4,579,072.68 - Step 4: Simplify right side
10,339,478.04x = 70,984,944,815,531.62 - Step 5: Solve for x
x = 70,984,944,815,531.62/10,339,478.04 - Step 6: Final answer
x = 6,865,428.27
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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.