Finding the Fourth Proportional to 8,646,155.05, 11,932,311.73 and 4,778,593.17
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Solution
The fourth proportional to 8,646,155.05, 11,932,311.73 and 4,778,593.17 is: 6,594,800.00
Step by Step Solution
- Step 1: Write the proportion equation
8,646,155.05 : 11,932,311.73 = 4,778,593.17 : x - Step 2: Convert to fraction form
8,646,155.05/11,932,311.73 = 4,778,593.17/x - Step 3: Cross multiply
8,646,155.05x = 11,932,311.73 × 4,778,593.17 - Step 4: Simplify right side
8,646,155.05x = 57,019,663,335,288.88 - Step 5: Solve for x
x = 57,019,663,335,288.88/8,646,155.05 - Step 6: Final answer
x = 6,594,800.00
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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.