Finding the Fourth Proportional to 15,208,459.94, 22,813,739.68 and 4,425,850.10
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Solution
The fourth proportional to 15,208,459.94, 22,813,739.68 and 4,425,850.10 is: 6,639,080.65
Step by Step Solution
- Step 1: Write the proportion equation
15,208,459.94 : 22,813,739.68 = 4,425,850.10 : x - Step 2: Convert to fraction form
15,208,459.94/22,813,739.68 = 4,425,850.10/x - Step 3: Cross multiply
15,208,459.94x = 22,813,739.68 × 4,425,850.10 - Step 4: Simplify right side
15,208,459.94x = 100,970,192,044,101.95 - Step 5: Solve for x
x = 100,970,192,044,101.95/15,208,459.94 - Step 6: Final answer
x = 6,639,080.65
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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.