Finding the Fourth Proportional to 10,317,205.80, 15,471,872.10 and 3,126,349.80
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Solution
The fourth proportional to 10,317,205.80, 15,471,872.10 and 3,126,349.80 is: 4,688,331.82
Step by Step Solution
- Step 1: Write the proportion equation
10,317,205.80 : 15,471,872.10 = 3,126,349.80 : x - Step 2: Convert to fraction form
10,317,205.80/15,471,872.10 = 3,126,349.80/x - Step 3: Cross multiply
10,317,205.80x = 15,471,872.10 × 3,126,349.80 - Step 4: Simplify right side
10,317,205.80x = 48,370,484,245,460.58 - Step 5: Solve for x
x = 48,370,484,245,460.58/10,317,205.80 - Step 6: Final answer
x = 4,688,331.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.