Finding the Fourth Proportional to 14,232,757.18, 19,626,525.14 and 12,174,586.46
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Solution
The fourth proportional to 14,232,757.18, 19,626,525.14 and 12,174,586.46 is: 16,788,372.36
Step by Step Solution
- Step 1: Write the proportion equation
14,232,757.18 : 19,626,525.14 = 12,174,586.46 : x - Step 2: Convert to fraction form
14,232,757.18/19,626,525.14 = 12,174,586.46/x - Step 3: Cross multiply
14,232,757.18x = 19,626,525.14 × 12,174,586.46 - Step 4: Simplify right side
14,232,757.18x = 238,944,827,226,293.62 - Step 5: Solve for x
x = 238,944,827,226,293.62/14,232,757.18 - Step 6: Final answer
x = 16,788,372.36
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1.5x scale
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.