Finding the Fourth Proportional to 8,555,006.08, 12,832,509.12 and 2,875,230.40
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Solution
The fourth proportional to 8,555,006.08, 12,832,509.12 and 2,875,230.40 is: 4,312,845.60
Step by Step Solution
- Step 1: Write the proportion equation
8,555,006.08 : 12,832,509.12 = 2,875,230.40 : x - Step 2: Convert to fraction form
8,555,006.08/12,832,509.12 = 2,875,230.40/x - Step 3: Cross multiply
8,555,006.08x = 12,832,509.12 × 2,875,230.40 - Step 4: Simplify right side
8,555,006.08x = 36,896,420,330,101.24 - Step 5: Solve for x
x = 36,896,420,330,101.24/8,555,006.08 - Step 6: Final answer
x = 4,312,845.60
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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.