Finding the Fourth Proportional to 8,205,298.65, 11,323,993.98 and 4,534,931.88
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Solution
The fourth proportional to 8,205,298.65, 11,323,993.98 and 4,534,931.88 is: 6,258,582.84
Step by Step Solution
- Step 1: Write the proportion equation
8,205,298.65 : 11,323,993.98 = 4,534,931.88 : x - Step 2: Convert to fraction form
8,205,298.65/11,323,993.98 = 4,534,931.88/x - Step 3: Cross multiply
8,205,298.65x = 11,323,993.98 × 4,534,931.88 - Step 4: Simplify right side
8,205,298.65x = 51,353,541,308,830.09 - Step 5: Solve for x
x = 51,353,541,308,830.09/8,205,298.65 - Step 6: Final answer
x = 6,258,582.84
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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.