Finding the Fourth Proportional to 49,063,731.30, 67,708,396.98 and 27,038,021.00
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Solution
The fourth proportional to 49,063,731.30, 67,708,396.98 and 27,038,021.00 is: 37,312,715.74
Step by Step Solution
- Step 1: Write the proportion equation
49,063,731.30 : 67,708,396.98 = 27,038,021.00 : x - Step 2: Convert to fraction form
49,063,731.30/67,708,396.98 = 27,038,021.00/x - Step 3: Cross multiply
49,063,731.30x = 67,708,396.98 × 27,038,021.00 - Step 4: Simplify right side
49,063,731.30x = 1,830,701,059,083,034.75 - Step 5: Solve for x
x = 1,830,701,059,083,034.75/49,063,731.30 - Step 6: Final answer
x = 37,312,715.74
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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.