Finding the Fourth Proportional to 7,291,636.63, 10,062,564.05 and 4,028,526.63
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Solution
The fourth proportional to 7,291,636.63, 10,062,564.05 and 4,028,526.63 is: 5,559,425.04
Step by Step Solution
- Step 1: Write the proportion equation
7,291,636.63 : 10,062,564.05 = 4,028,526.63 : x - Step 2: Convert to fraction form
7,291,636.63/10,062,564.05 = 4,028,526.63/x - Step 3: Cross multiply
7,291,636.63x = 10,062,564.05 × 4,028,526.63 - Step 4: Simplify right side
7,291,636.63x = 40,537,307,251,576.97 - Step 5: Solve for x
x = 40,537,307,251,576.97/7,291,636.63 - Step 6: Final answer
x = 5,559,425.04
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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.