Finding the Fourth Proportional to 5,095,794.45, 7,031,985.50 and 2,772,696.53
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Solution
The fourth proportional to 5,095,794.45, 7,031,985.50 and 2,772,696.53 is: 3,826,206.49
Step by Step Solution
- Step 1: Write the proportion equation
5,095,794.45 : 7,031,985.50 = 2,772,696.53 : x - Step 2: Convert to fraction form
5,095,794.45/7,031,985.50 = 2,772,696.53/x - Step 3: Cross multiply
5,095,794.45x = 7,031,985.50 × 2,772,696.53 - Step 4: Simplify right side
5,095,794.45x = 19,497,561,779,817.10 - Step 5: Solve for x
x = 19,497,561,779,817.10/5,095,794.45 - Step 6: Final answer
x = 3,826,206.49
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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.