Finding the Fourth Proportional to 5,999,549.18, 8,279,372.46 and 3,386,603.18
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Solution
The fourth proportional to 5,999,549.18, 8,279,372.46 and 3,386,603.18 is: 4,673,509.34
Step by Step Solution
- Step 1: Write the proportion equation
5,999,549.18 : 8,279,372.46 = 3,386,603.18 : x - Step 2: Convert to fraction form
5,999,549.18/8,279,372.46 = 3,386,603.18/x - Step 3: Cross multiply
5,999,549.18x = 8,279,372.46 × 3,386,603.18 - Step 4: Simplify right side
5,999,549.18x = 28,038,949,101,440.43 - Step 5: Solve for x
x = 28,038,949,101,440.43/5,999,549.18 - Step 6: Final answer
x = 4,673,509.34
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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.