Finding the Fourth Proportional to 64,743,896.40, 97,115,844.60 and 32,495,269.20
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Solution
The fourth proportional to 64,743,896.40, 97,115,844.60 and 32,495,269.20 is: 48,742,903.80
Step by Step Solution
- Step 1: Write the proportion equation
64,743,896.40 : 97,115,844.60 = 32,495,269.20 : x - Step 2: Convert to fraction form
64,743,896.40/97,115,844.60 = 32,495,269.20/x - Step 3: Cross multiply
64,743,896.40x = 97,115,844.60 × 32,495,269.20 - Step 4: Simplify right side
64,743,896.40x = 3,155,805,513,862,366 - Step 5: Solve for x
x = 3,155,805,513,862,366/64,743,896.40 - Step 6: Final answer
x = 48,742,903.80
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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.