Finding the Fourth Proportional to 24,863,428.18, 34,313,108.07 and 15,074,809.78
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Solution
The fourth proportional to 24,863,428.18, 34,313,108.07 and 15,074,809.78 is: 20,804,193.75
Step by Step Solution
- Step 1: Write the proportion equation
24,863,428.18 : 34,313,108.07 = 15,074,809.78 : x - Step 2: Convert to fraction form
24,863,428.18/34,313,108.07 = 15,074,809.78/x - Step 3: Cross multiply
24,863,428.18x = 34,313,108.07 × 15,074,809.78 - Step 4: Simplify right side
24,863,428.18x = 517,263,577,115,832.88 - Step 5: Solve for x
x = 517,263,577,115,832.88/24,863,428.18 - Step 6: Final answer
x = 20,804,193.75
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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.