Finding the Fourth Proportional to 40,453,883.12, 55,841,539.56 and 26,516,136.08
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Solution
The fourth proportional to 40,453,883.12, 55,841,539.56 and 26,516,136.08 is: 36,602,218.32
Step by Step Solution
- Step 1: Write the proportion equation
40,453,883.12 : 55,841,539.56 = 26,516,136.08 : x - Step 2: Convert to fraction form
40,453,883.12/55,841,539.56 = 26,516,136.08/x - Step 3: Cross multiply
40,453,883.12x = 55,841,539.56 × 26,516,136.08 - Step 4: Simplify right side
40,453,883.12x = 1,480,701,861,889,663.25 - Step 5: Solve for x
x = 1,480,701,861,889,663.25/40,453,883.12 - Step 6: Final answer
x = 36,602,218.32
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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.