Finding the Fourth Proportional to 68,824,208.23, 94,979,913.62 and 37,460,742.50
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Solution
The fourth proportional to 68,824,208.23, 94,979,913.62 and 37,460,742.50 is: 51,697,188.80
Step by Step Solution
- Step 1: Write the proportion equation
68,824,208.23 : 94,979,913.62 = 37,460,742.50 : x - Step 2: Convert to fraction form
68,824,208.23/94,979,913.62 = 37,460,742.50/x - Step 3: Cross multiply
68,824,208.23x = 94,979,913.62 × 37,460,742.50 - Step 4: Simplify right side
68,824,208.23x = 3,558,018,086,409,815 - Step 5: Solve for x
x = 3,558,018,086,409,815/68,824,208.23 - Step 6: Final answer
x = 51,697,188.80
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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.