Finding the Fourth Proportional to 7,858,792.02, 10,845,116.58 and 4,421,033.06
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Solution
The fourth proportional to 7,858,792.02, 10,845,116.58 and 4,421,033.06 is: 6,101,016.38
Step by Step Solution
- Step 1: Write the proportion equation
7,858,792.02 : 10,845,116.58 = 4,421,033.06 : x - Step 2: Convert to fraction form
7,858,792.02/10,845,116.58 = 4,421,033.06/x - Step 3: Cross multiply
7,858,792.02x = 10,845,116.58 × 4,421,033.06 - Step 4: Simplify right side
7,858,792.02x = 47,946,618,877,219.11 - Step 5: Solve for x
x = 47,946,618,877,219.11/7,858,792.02 - Step 6: Final answer
x = 6,101,016.38
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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.