Finding the Fourth Proportional to 61,046,068.40, 91,569,102.60 and 22,699,647.80
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Solution
The fourth proportional to 61,046,068.40, 91,569,102.60 and 22,699,647.80 is: 34,049,471.70
Step by Step Solution
- Step 1: Write the proportion equation
61,046,068.40 : 91,569,102.60 = 22,699,647.80 : x - Step 2: Convert to fraction form
61,046,068.40/91,569,102.60 = 22,699,647.80/x - Step 3: Cross multiply
61,046,068.40x = 91,569,102.60 × 22,699,647.80 - Step 4: Simplify right side
61,046,068.40x = 2,078,586,378,382,064.25 - Step 5: Solve for x
x = 2,078,586,378,382,064.25/61,046,068.40 - Step 6: Final answer
x = 34,049,471.70
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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.