Finding the Fourth Proportional to 22,221,037.92, 33,334,220.16 and 7,841,136
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Solution
The fourth proportional to 22,221,037.92, 33,334,220.16 and 7,841,136 is: 11,762,643.79
Step by Step Solution
- Step 1: Write the proportion equation
22,221,037.92 : 33,334,220.16 = 7,841,136 : x - Step 2: Convert to fraction form
22,221,037.92/33,334,220.16 = 7,841,136/x - Step 3: Cross multiply
22,221,037.92x = 33,334,220.16 × 7,841,136 - Step 4: Simplify right side
22,221,037.92x = 261,378,153,728,501.75 - Step 5: Solve for x
x = 261,378,153,728,501.75/22,221,037.92 - Step 6: Final answer
x = 11,762,643.79
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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.