Finding the Fourth Proportional to 22,698,851.20, 34,048,276.80 and 14,195,795.20
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Solution
The fourth proportional to 22,698,851.20, 34,048,276.80 and 14,195,795.20 is: 21,293,692.80
Step by Step Solution
- Step 1: Write the proportion equation
22,698,851.20 : 34,048,276.80 = 14,195,795.20 : x - Step 2: Convert to fraction form
22,698,851.20/34,048,276.80 = 14,195,795.20/x - Step 3: Cross multiply
22,698,851.20x = 34,048,276.80 × 14,195,795.20 - Step 4: Simplify right side
22,698,851.20x = 483,342,364,365,711.31 - Step 5: Solve for x
x = 483,342,364,365,711.31/22,698,851.20 - Step 6: Final answer
x = 21,293,692.80
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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.