Finding the Fourth Proportional to 5,559,086.08, 7,671,617.12 and 3,202,981.67
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Solution
The fourth proportional to 5,559,086.08, 7,671,617.12 and 3,202,981.67 is: 4,420,159.83
Step by Step Solution
- Step 1: Write the proportion equation
5,559,086.08 : 7,671,617.12 = 3,202,981.67 : x - Step 2: Convert to fraction form
5,559,086.08/7,671,617.12 = 3,202,981.67/x - Step 3: Cross multiply
5,559,086.08x = 7,671,617.12 × 3,202,981.67 - Step 4: Simplify right side
5,559,086.08x = 24,572,048,985,139.10 - Step 5: Solve for x
x = 24,572,048,985,139.10/5,559,086.08 - Step 6: Final answer
x = 4,420,159.83
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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.