Finding the Fourth Proportional to 10,192,794.98, 15,289,223.92 and 2,516,440.70
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Solution
The fourth proportional to 10,192,794.98, 15,289,223.92 and 2,516,440.70 is: 3,774,668.81
Step by Step Solution
- Step 1: Write the proportion equation
10,192,794.98 : 15,289,223.92 = 2,516,440.70 : x - Step 2: Convert to fraction form
10,192,794.98/15,289,223.92 = 2,516,440.70/x - Step 3: Cross multiply
10,192,794.98x = 15,289,223.92 × 2,516,440.70 - Step 4: Simplify right side
10,192,794.98x = 38,474,425,343,701.55 - Step 5: Solve for x
x = 38,474,425,343,701.55/10,192,794.98 - Step 6: Final answer
x = 3,774,668.81
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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.