Finding the Fourth Proportional to 22,201,893.79, 33,307,594.34 and 6,640,944.57
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Solution
The fourth proportional to 22,201,893.79, 33,307,594.34 and 6,640,944.57 is: 9,962,838.75
Step by Step Solution
- Step 1: Write the proportion equation
22,201,893.79 : 33,307,594.34 = 6,640,944.57 : x - Step 2: Convert to fraction form
22,201,893.79/33,307,594.34 = 6,640,944.57/x - Step 3: Cross multiply
22,201,893.79x = 33,307,594.34 × 6,640,944.57 - Step 4: Simplify right side
22,201,893.79x = 221,193,887,738,781.03 - Step 5: Solve for x
x = 221,193,887,738,781.03/22,201,893.79 - Step 6: Final answer
x = 9,962,838.75
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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.