Finding the Fourth Proportional to 5,620,065.17, 7,755,877.99 and 3,444,188.12
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Solution
The fourth proportional to 5,620,065.17, 7,755,877.99 and 3,444,188.12 is: 4,753,094.85
Step by Step Solution
- Step 1: Write the proportion equation
5,620,065.17 : 7,755,877.99 = 3,444,188.12 : x - Step 2: Convert to fraction form
5,620,065.17/7,755,877.99 = 3,444,188.12/x - Step 3: Cross multiply
5,620,065.17x = 7,755,877.99 × 3,444,188.12 - Step 4: Simplify right side
5,620,065.17x = 26,712,702,785,937.62 - Step 5: Solve for x
x = 26,712,702,785,937.62/5,620,065.17 - Step 6: Final answer
x = 4,753,094.85
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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.