Finding the Fourth Proportional to 14,385,629.40, 21,575,679.30 and 4,288,579.80
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Solution
The fourth proportional to 14,385,629.40, 21,575,679.30 and 4,288,579.80 is: 6,432,045.47
Step by Step Solution
- Step 1: Write the proportion equation
14,385,629.40 : 21,575,679.30 = 4,288,579.80 : x - Step 2: Convert to fraction form
14,385,629.40/21,575,679.30 = 4,288,579.80/x - Step 3: Cross multiply
14,385,629.40x = 21,575,679.30 × 4,288,579.80 - Step 4: Simplify right side
14,385,629.40x = 92,529,022,417,258.14 - Step 5: Solve for x
x = 92,529,022,417,258.14/14,385,629.40 - Step 6: Final answer
x = 6,432,045.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.