Finding the Fourth Proportional to 26,553,185.18, 39,836,865.58 and 9,515,580.38
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Solution
The fourth proportional to 26,553,185.18, 39,836,865.58 and 9,515,580.38 is: 14,275,910.55
Step by Step Solution
- Step 1: Write the proportion equation
26,553,185.18 : 39,836,865.58 = 9,515,580.38 : x - Step 2: Convert to fraction form
26,553,185.18/39,836,865.58 = 9,515,580.38/x - Step 3: Cross multiply
26,553,185.18x = 39,836,865.58 × 9,515,580.38 - Step 4: Simplify right side
26,553,185.18x = 379,070,896,513,745.31 - Step 5: Solve for x
x = 379,070,896,513,745.31/26,553,185.18 - Step 6: Final answer
x = 14,275,910.55
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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.