Finding the Fourth Proportional to 16,171,408.35, 24,257,112.53 and 7,668,352.35
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Solution
The fourth proportional to 16,171,408.35, 24,257,112.53 and 7,668,352.35 is: 11,502,528.53
Step by Step Solution
- Step 1: Write the proportion equation
16,171,408.35 : 24,257,112.53 = 7,668,352.35 : x - Step 2: Convert to fraction form
16,171,408.35/24,257,112.53 = 7,668,352.35/x - Step 3: Cross multiply
16,171,408.35x = 24,257,112.53 × 7,668,352.35 - Step 4: Simplify right side
16,171,408.35x = 186,012,085,835,298.16 - Step 5: Solve for x
x = 186,012,085,835,298.16/16,171,408.35 - Step 6: Final answer
x = 11,502,528.53
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Double scale
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Similar ratio
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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.