Finding the Fourth Proportional to 68,581,683.44, 94,642,772.49 and 37,219,724.09
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Solution
The fourth proportional to 68,581,683.44, 94,642,772.49 and 37,219,724.09 is: 51,363,246.03
Step by Step Solution
- Step 1: Write the proportion equation
68,581,683.44 : 94,642,772.49 = 37,219,724.09 : x - Step 2: Convert to fraction form
68,581,683.44/94,642,772.49 = 37,219,724.09/x - Step 3: Cross multiply
68,581,683.44x = 94,642,772.49 × 37,219,724.09 - Step 4: Simplify right side
68,581,683.44x = 3,522,577,879,338,369 - Step 5: Solve for x
x = 3,522,577,879,338,369/68,581,683.44 - Step 6: Final answer
x = 51,363,246.03
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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.