Finding the Fourth Proportional to 48,225,442.92, 72,335,232.14 and 17,102,638.84
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Solution
The fourth proportional to 48,225,442.92, 72,335,232.14 and 17,102,638.84 is: 25,652,918.37
Step by Step Solution
- Step 1: Write the proportion equation
48,225,442.92 : 72,335,232.14 = 17,102,638.84 : x - Step 2: Convert to fraction form
48,225,442.92/72,335,232.14 = 17,102,638.84/x - Step 3: Cross multiply
48,225,442.92x = 72,335,232.14 × 17,102,638.84 - Step 4: Simplify right side
48,225,442.92x = 1,237,123,350,697,980.25 - Step 5: Solve for x
x = 1,237,123,350,697,980.25/48,225,442.92 - Step 6: Final answer
x = 25,652,918.37
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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.