Finding the Fourth Proportional to 11,937,551.40, 17,907,409.80 and 3,302,192.88
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Solution
The fourth proportional to 11,937,551.40, 17,907,409.80 and 3,302,192.88 is: 4,953,588.82
Step by Step Solution
- Step 1: Write the proportion equation
11,937,551.40 : 17,907,409.80 = 3,302,192.88 : x - Step 2: Convert to fraction form
11,937,551.40/17,907,409.80 = 3,302,192.88/x - Step 3: Cross multiply
11,937,551.40x = 17,907,409.80 × 3,302,192.88 - Step 4: Simplify right side
11,937,551.40x = 59,133,721,140,802.23 - Step 5: Solve for x
x = 59,133,721,140,802.23/11,937,551.40 - Step 6: Final answer
x = 4,953,588.82
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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.