Finding the Fourth Proportional to 7,774,411.24, 11,656,621.48 and 3,228,595.68
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Solution
The fourth proportional to 7,774,411.24, 11,656,621.48 and 3,228,595.68 is: 4,840,819.01
Step by Step Solution
- Step 1: Write the proportion equation
7,774,411.24 : 11,656,621.48 = 3,228,595.68 : x - Step 2: Convert to fraction form
7,774,411.24/11,656,621.48 = 3,228,595.68/x - Step 3: Cross multiply
7,774,411.24x = 11,656,621.48 × 3,228,595.68 - Step 4: Simplify right side
7,774,411.24x = 37,634,517,753,723.21 - Step 5: Solve for x
x = 37,634,517,753,723.21/7,774,411.24 - Step 6: Final answer
x = 4,840,819.01
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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.