Finding the Fourth Proportional to 49,342,084.74, 68,089,379.32 and 27,010,750.76
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Solution
The fourth proportional to 49,342,084.74, 68,089,379.32 and 27,010,750.76 is: 37,273,359.32
Step by Step Solution
- Step 1: Write the proportion equation
49,342,084.74 : 68,089,379.32 = 27,010,750.76 : x - Step 2: Convert to fraction form
49,342,084.74/68,089,379.32 = 27,010,750.76/x - Step 3: Cross multiply
49,342,084.74x = 68,089,379.32 × 27,010,750.76 - Step 4: Simplify right side
49,342,084.74x = 1,839,145,254,291,937.75 - Step 5: Solve for x
x = 1,839,145,254,291,937.75/49,342,084.74 - Step 6: Final answer
x = 37,273,359.32
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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.