Finding the Fourth Proportional to 62,168,318.70, 93,084,516.45 and 48,731,390.70
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Solution
The fourth proportional to 62,168,318.70, 93,084,516.45 and 48,731,390.70 is: 72,965,427.31
Step by Step Solution
- Step 1: Write the proportion equation
62,168,318.70 : 93,084,516.45 = 48,731,390.70 : x - Step 2: Convert to fraction form
62,168,318.70/93,084,516.45 = 48,731,390.70/x - Step 3: Cross multiply
62,168,318.70x = 93,084,516.45 × 48,731,390.70 - Step 4: Simplify right side
62,168,318.70x = 4,536,137,939,245,527 - Step 5: Solve for x
x = 4,536,137,939,245,527/62,168,318.70 - Step 6: Final answer
x = 72,965,427.31
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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.