Finding the Fourth Proportional to 8,248,355.22, 12,357,894.49 and 3,445,474.80
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Solution
The fourth proportional to 8,248,355.22, 12,357,894.49 and 3,445,474.80 is: 5,162,097.52
Step by Step Solution
- Step 1: Write the proportion equation
8,248,355.22 : 12,357,894.49 = 3,445,474.80 : x - Step 2: Convert to fraction form
8,248,355.22/12,357,894.49 = 3,445,474.80/x - Step 3: Cross multiply
8,248,355.22x = 12,357,894.49 × 3,445,474.80 - Step 4: Simplify right side
8,248,355.22x = 42,578,814,046,353.85 - Step 5: Solve for x
x = 42,578,814,046,353.85/8,248,355.22 - Step 6: Final answer
x = 5,162,097.52
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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.