Finding the Fourth Proportional to 63,707,552.28, 87,923,885.94 and 36,209,613.96
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Solution
The fourth proportional to 63,707,552.28, 87,923,885.94 and 36,209,613.96 is: 49,973,509.48
Step by Step Solution
- Step 1: Write the proportion equation
63,707,552.28 : 87,923,885.94 = 36,209,613.96 : x - Step 2: Convert to fraction form
63,707,552.28/87,923,885.94 = 36,209,613.96/x - Step 3: Cross multiply
63,707,552.28x = 87,923,885.94 × 36,209,613.96 - Step 4: Simplify right side
63,707,552.28x = 3,183,689,967,750,471.50 - Step 5: Solve for x
x = 3,183,689,967,750,471.50/63,707,552.28 - Step 6: Final answer
x = 49,973,509.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.