Finding the Fourth Proportional to 7,610,483.99, 11,413,979.12 and 4,537,344.40
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Solution
The fourth proportional to 7,610,483.99, 11,413,979.12 and 4,537,344.40 is: 6,804,975.12
Step by Step Solution
- Step 1: Write the proportion equation
7,610,483.99 : 11,413,979.12 = 4,537,344.40 : x - Step 2: Convert to fraction form
7,610,483.99/11,413,979.12 = 4,537,344.40/x - Step 3: Cross multiply
7,610,483.99x = 11,413,979.12 × 4,537,344.40 - Step 4: Simplify right side
7,610,483.99x = 51,789,154,224,657.34 - Step 5: Solve for x
x = 51,789,154,224,657.34/7,610,483.99 - Step 6: Final answer
x = 6,804,975.12
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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.