Finding the Fourth Proportional to 7,486,469.42, 10,331,358.84 and 4,048,710.41
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Solution
The fourth proportional to 7,486,469.42, 10,331,358.84 and 4,048,710.41 is: 5,587,237.16
Step by Step Solution
- Step 1: Write the proportion equation
7,486,469.42 : 10,331,358.84 = 4,048,710.41 : x - Step 2: Convert to fraction form
7,486,469.42/10,331,358.84 = 4,048,710.41/x - Step 3: Cross multiply
7,486,469.42x = 10,331,358.84 × 4,048,710.41 - Step 4: Simplify right side
7,486,469.42x = 41,828,680,110,781.92 - Step 5: Solve for x
x = 41,828,680,110,781.92/7,486,469.42 - Step 6: Final answer
x = 5,587,237.16
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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.