Finding the Fourth Proportional to 31,257,935.84, 46,894,353.12 and 10,787,832.05
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Solution
The fourth proportional to 31,257,935.84, 46,894,353.12 and 10,787,832.05 is: 16,184,319.02
Step by Step Solution
- Step 1: Write the proportion equation
31,257,935.84 : 46,894,353.12 = 10,787,832.05 : x - Step 2: Convert to fraction form
31,257,935.84/46,894,353.12 = 10,787,832.05/x - Step 3: Cross multiply
31,257,935.84x = 46,894,353.12 × 10,787,832.05 - Step 4: Simplify right side
31,257,935.84x = 505,888,405,317,481.69 - Step 5: Solve for x
x = 505,888,405,317,481.69/31,257,935.84 - Step 6: Final answer
x = 16,184,319.02
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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.