Finding the Fourth Proportional to 8,814,497.99, 12,165,194.25 and 4,947,230.75
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Solution
The fourth proportional to 8,814,497.99, 12,165,194.25 and 4,947,230.75 is: 6,827,844.66
Step by Step Solution
- Step 1: Write the proportion equation
8,814,497.99 : 12,165,194.25 = 4,947,230.75 : x - Step 2: Convert to fraction form
8,814,497.99/12,165,194.25 = 4,947,230.75/x - Step 3: Cross multiply
8,814,497.99x = 12,165,194.25 × 4,947,230.75 - Step 4: Simplify right side
8,814,497.99x = 60,184,023,012,497.22 - Step 5: Solve for x
x = 60,184,023,012,497.22/8,814,497.99 - Step 6: Final answer
x = 6,827,844.66
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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.