Finding the Fourth Proportional to 16,129,773.80, 24,194,660.70 and 14,636,781.80
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Solution
The fourth proportional to 16,129,773.80, 24,194,660.70 and 14,636,781.80 is: 21,955,172.70
Step by Step Solution
- Step 1: Write the proportion equation
16,129,773.80 : 24,194,660.70 = 14,636,781.80 : x - Step 2: Convert to fraction form
16,129,773.80/24,194,660.70 = 14,636,781.80/x - Step 3: Cross multiply
16,129,773.80x = 24,194,660.70 × 14,636,781.80 - Step 4: Simplify right side
16,129,773.80x = 354,131,969,390,935.25 - Step 5: Solve for x
x = 354,131,969,390,935.25/16,129,773.80 - Step 6: Final answer
x = 21,955,172.70
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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.