Finding the Fourth Proportional to 82,844,641.69, 124,267,585.22 and 36,774,125.18
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Solution
The fourth proportional to 82,844,641.69, 124,267,585.22 and 36,774,125.18 is: 55,161,464.17
Step by Step Solution
- Step 1: Write the proportion equation
82,844,641.69 : 124,267,585.22 = 36,774,125.18 : x - Step 2: Convert to fraction form
82,844,641.69/124,267,585.22 = 36,774,125.18/x - Step 3: Cross multiply
82,844,641.69x = 124,267,585.22 × 36,774,125.18 - Step 4: Simplify right side
82,844,641.69x = 4,569,831,734,495,296 - Step 5: Solve for x
x = 4,569,831,734,495,296/82,844,641.69 - Step 6: Final answer
x = 55,161,464.17
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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.