Finding the Fourth Proportional to 27,115,474.50, 37,424,785.98 and 16,108,339.02
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Solution
The fourth proportional to 27,115,474.50, 37,424,785.98 and 16,108,339.02 is: 22,232,734.31
Step by Step Solution
- Step 1: Write the proportion equation
27,115,474.50 : 37,424,785.98 = 16,108,339.02 : x - Step 2: Convert to fraction form
27,115,474.50/37,424,785.98 = 16,108,339.02/x - Step 3: Cross multiply
27,115,474.50x = 37,424,785.98 × 16,108,339.02 - Step 4: Simplify right side
27,115,474.50x = 602,851,140,316,782.88 - Step 5: Solve for x
x = 602,851,140,316,782.88/27,115,474.50 - Step 6: Final answer
x = 22,232,734.31
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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.