Finding the Fourth Proportional to 7,548,381.97, 10,417,204.87 and 5,684,460.53
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Solution
The fourth proportional to 7,548,381.97, 10,417,204.87 and 5,684,460.53 is: 7,844,885.18
Step by Step Solution
- Step 1: Write the proportion equation
7,548,381.97 : 10,417,204.87 = 5,684,460.53 : x - Step 2: Convert to fraction form
7,548,381.97/10,417,204.87 = 5,684,460.53/x - Step 3: Cross multiply
7,548,381.97x = 10,417,204.87 × 5,684,460.53 - Step 4: Simplify right side
7,548,381.97x = 59,216,189,850,141.61 - Step 5: Solve for x
x = 59,216,189,850,141.61/7,548,381.97 - Step 6: Final answer
x = 7,844,885.18
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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.