Finding the Fourth Proportional to 18,201,946.50, 27,303,021.36 and 6,071,376.48
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Solution
The fourth proportional to 18,201,946.50, 27,303,021.36 and 6,071,376.48 is: 9,107,098.61
Step by Step Solution
- Step 1: Write the proportion equation
18,201,946.50 : 27,303,021.36 = 6,071,376.48 : x - Step 2: Convert to fraction form
18,201,946.50/27,303,021.36 = 6,071,376.48/x - Step 3: Cross multiply
18,201,946.50x = 27,303,021.36 × 6,071,376.48 - Step 4: Simplify right side
18,201,946.50x = 165,766,921,718,041.62 - Step 5: Solve for x
x = 165,766,921,718,041.62/18,201,946.50 - Step 6: Final answer
x = 9,107,098.61
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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.