Finding the Fourth Proportional to 15,162,856.14, 22,740,930.93 and 4,377,811.98
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Solution
The fourth proportional to 15,162,856.14, 22,740,930.93 and 4,377,811.98 is: 6,565,749.81
Step by Step Solution
- Step 1: Write the proportion equation
15,162,856.14 : 22,740,930.93 = 4,377,811.98 : x - Step 2: Convert to fraction form
15,162,856.14/22,740,930.93 = 4,377,811.98/x - Step 3: Cross multiply
15,162,856.14x = 22,740,930.93 × 4,377,811.98 - Step 4: Simplify right side
15,162,856.14x = 99,555,519,861,706.55 - Step 5: Solve for x
x = 99,555,519,861,706.55/15,162,856.14 - Step 6: Final answer
x = 6,565,749.81
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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.