Finding the Fourth Proportional to 5,175,534.06, 7,142,266.28 and 3,001,368.11
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Solution
The fourth proportional to 5,175,534.06, 7,142,266.28 and 3,001,368.11 is: 4,141,904.96
Step by Step Solution
- Step 1: Write the proportion equation
5,175,534.06 : 7,142,266.28 = 3,001,368.11 : x - Step 2: Convert to fraction form
5,175,534.06/7,142,266.28 = 3,001,368.11/x - Step 3: Cross multiply
5,175,534.06x = 7,142,266.28 × 3,001,368.11 - Step 4: Simplify right side
5,175,534.06x = 21,436,570,217,712.42 - Step 5: Solve for x
x = 21,436,570,217,712.42/5,175,534.06 - Step 6: Final answer
x = 4,141,904.96
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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.