Finding the Fourth Proportional to 62,139,002.79, 93,205,149.84 and 19,008,211.08
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Solution
The fourth proportional to 62,139,002.79, 93,205,149.84 and 19,008,211.08 is: 28,511,290.53
Step by Step Solution
- Step 1: Write the proportion equation
62,139,002.79 : 93,205,149.84 = 19,008,211.08 : x - Step 2: Convert to fraction form
62,139,002.79/93,205,149.84 = 19,008,211.08/x - Step 3: Cross multiply
62,139,002.79x = 93,205,149.84 × 19,008,211.08 - Step 4: Simplify right side
62,139,002.79x = 1,771,663,161,901,748.25 - Step 5: Solve for x
x = 1,771,663,161,901,748.25/62,139,002.79 - Step 6: Final answer
x = 28,511,290.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.