Finding the Fourth Proportional to 22,624,346.88, 31,253,088.87 and 21,784,410.09
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Solution
The fourth proportional to 22,624,346.88, 31,253,088.87 and 21,784,410.09 is: 30,092,807.02
Step by Step Solution
- Step 1: Write the proportion equation
22,624,346.88 : 31,253,088.87 = 21,784,410.09 : x - Step 2: Convert to fraction form
22,624,346.88/31,253,088.87 = 21,784,410.09/x - Step 3: Cross multiply
22,624,346.88x = 31,253,088.87 × 21,784,410.09 - Step 4: Simplify right side
22,624,346.88x = 680,830,104,523,294.75 - Step 5: Solve for x
x = 680,830,104,523,294.75/22,624,346.88 - Step 6: Final answer
x = 30,092,807.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.