Finding the Fourth Proportional to 16,148,977.80, 24,228,132.30 and 4,789,699.80
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Solution
The fourth proportional to 16,148,977.80, 24,228,132.30 and 4,789,699.80 is: 7,185,933.49
Step by Step Solution
- Step 1: Write the proportion equation
16,148,977.80 : 24,228,132.30 = 4,789,699.80 : x - Step 2: Convert to fraction form
16,148,977.80/24,228,132.30 = 4,789,699.80/x - Step 3: Cross multiply
16,148,977.80x = 24,228,132.30 × 4,789,699.80 - Step 4: Simplify right side
16,148,977.80x = 116,045,480,431,683.53 - Step 5: Solve for x
x = 116,045,480,431,683.53/16,148,977.80 - Step 6: Final answer
x = 7,185,933.49
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1.5x scale
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.