Finding the Fourth Proportional to 22,911,972.20, 34,367,180.70 and 5,872,812.20
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Solution
The fourth proportional to 22,911,972.20, 34,367,180.70 and 5,872,812.20 is: 8,809,018.99
Step by Step Solution
- Step 1: Write the proportion equation
22,911,972.20 : 34,367,180.70 = 5,872,812.20 : x - Step 2: Convert to fraction form
22,911,972.20/34,367,180.70 = 5,872,812.20/x - Step 3: Cross multiply
22,911,972.20x = 34,367,180.70 × 5,872,812.20 - Step 4: Simplify right side
22,911,972.20x = 201,831,998,094,564.56 - Step 5: Solve for x
x = 201,831,998,094,564.56/22,911,972.20 - Step 6: Final answer
x = 8,809,018.99
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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.