Finding the Fourth Proportional to 29,483,690.06, 40,690,519.05 and 17,726,788.12
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Solution
The fourth proportional to 29,483,690.06, 40,690,519.05 and 17,726,788.12 is: 24,464,787.42
Step by Step Solution
- Step 1: Write the proportion equation
29,483,690.06 : 40,690,519.05 = 17,726,788.12 : x - Step 2: Convert to fraction form
29,483,690.06/40,690,519.05 = 17,726,788.12/x - Step 3: Cross multiply
29,483,690.06x = 40,690,519.05 × 17,726,788.12 - Step 4: Simplify right side
29,483,690.06x = 721,312,209,692,173.62 - Step 5: Solve for x
x = 721,312,209,692,173.62/29,483,690.06 - Step 6: Final answer
x = 24,464,787.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.