Finding the Fourth Proportional to 7,237,681.83, 10,856,526.80 and 4,543,898.99
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Solution
The fourth proportional to 7,237,681.83, 10,856,526.80 and 4,543,898.99 is: 6,815,851.02
Step by Step Solution
- Step 1: Write the proportion equation
7,237,681.83 : 10,856,526.80 = 4,543,898.99 : x - Step 2: Convert to fraction form
7,237,681.83/10,856,526.80 = 4,543,898.99/x - Step 3: Cross multiply
7,237,681.83x = 10,856,526.80 × 4,543,898.99 - Step 4: Simplify right side
7,237,681.83x = 49,330,961,084,425.80 - Step 5: Solve for x
x = 49,330,961,084,425.80/7,237,681.83 - Step 6: Final answer
x = 6,815,851.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.