Finding the Fourth Proportional to 5,832,408.10, 8,748,612.15 and 4,415,232.10
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Solution
The fourth proportional to 5,832,408.10, 8,748,612.15 and 4,415,232.10 is: 6,622,848.15
Step by Step Solution
- Step 1: Write the proportion equation
5,832,408.10 : 8,748,612.15 = 4,415,232.10 : x - Step 2: Convert to fraction form
5,832,408.10/8,748,612.15 = 4,415,232.10/x - Step 3: Cross multiply
5,832,408.10x = 8,748,612.15 × 4,415,232.10 - Step 4: Simplify right side
5,832,408.10x = 38,627,153,195,130.02 - Step 5: Solve for x
x = 38,627,153,195,130.02/5,832,408.10 - Step 6: Final answer
x = 6,622,848.15
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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.