Finding the Fourth Proportional to 47,902,964.10, 71,853,408.68 and 13,358,444.15
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Solution
The fourth proportional to 47,902,964.10, 71,853,408.68 and 13,358,444.15 is: 20,037,376.90
Step by Step Solution
- Step 1: Write the proportion equation
47,902,964.10 : 71,853,408.68 = 13,358,444.15 : x - Step 2: Convert to fraction form
47,902,964.10/71,853,408.68 = 13,358,444.15/x - Step 3: Cross multiply
47,902,964.10x = 71,853,408.68 × 13,358,444.15 - Step 4: Simplify right side
47,902,964.10x = 959,849,746,412,845.88 - Step 5: Solve for x
x = 959,849,746,412,845.88/47,902,964.10 - Step 6: Final answer
x = 20,037,376.90
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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.