Finding the Fourth Proportional to 13,553,496.08, 20,324,276.04 and 6,367,072.40
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Solution
The fourth proportional to 13,553,496.08, 20,324,276.04 and 6,367,072.40 is: 9,547,804.95
Step by Step Solution
- Step 1: Write the proportion equation
13,553,496.08 : 20,324,276.04 = 6,367,072.40 : x - Step 2: Convert to fraction form
13,553,496.08/20,324,276.04 = 6,367,072.40/x - Step 3: Cross multiply
13,553,496.08x = 20,324,276.04 × 6,367,072.40 - Step 4: Simplify right side
13,553,496.08x = 129,406,137,024,265.30 - Step 5: Solve for x
x = 129,406,137,024,265.30/13,553,496.08 - Step 6: Final answer
x = 9,547,804.95
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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.