Finding the Fourth Proportional to 7,413,101.46, 10,230,001.80 and 4,149,943.02
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Solution
The fourth proportional to 7,413,101.46, 10,230,001.80 and 4,149,943.02 is: 5,726,877.58
Step by Step Solution
- Step 1: Write the proportion equation
7,413,101.46 : 10,230,001.80 = 4,149,943.02 : x - Step 2: Convert to fraction form
7,413,101.46/10,230,001.80 = 4,149,943.02/x - Step 3: Cross multiply
7,413,101.46x = 10,230,001.80 × 4,149,943.02 - Step 4: Simplify right side
7,413,101.46x = 42,453,924,564,497.44 - Step 5: Solve for x
x = 42,453,924,564,497.44/7,413,101.46 - Step 6: Final answer
x = 5,726,877.58
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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.