Finding the Fourth Proportional to 32,420,498.36, 48,552,823.59 and 18,545,390.48
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Solution
The fourth proportional to 32,420,498.36, 48,552,823.59 and 18,545,390.48 is: 27,773,511.14
Step by Step Solution
- Step 1: Write the proportion equation
32,420,498.36 : 48,552,823.59 = 18,545,390.48 : x - Step 2: Convert to fraction form
32,420,498.36/48,552,823.59 = 18,545,390.48/x - Step 3: Cross multiply
32,420,498.36x = 48,552,823.59 × 18,545,390.48 - Step 4: Simplify right side
32,420,498.36x = 900,431,072,140,341.50 - Step 5: Solve for x
x = 900,431,072,140,341.50/32,420,498.36 - Step 6: Final answer
x = 27,773,511.14
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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.