Finding the Fourth Proportional to 36,883,769.91, 50,852,289.21 and 30,243,894.54
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Solution
The fourth proportional to 36,883,769.91, 50,852,289.21 and 30,243,894.54 is: 41,697,778.61
Step by Step Solution
- Step 1: Write the proportion equation
36,883,769.91 : 50,852,289.21 = 30,243,894.54 : x - Step 2: Convert to fraction form
36,883,769.91/50,852,289.21 = 30,243,894.54/x - Step 3: Cross multiply
36,883,769.91x = 50,852,289.21 × 30,243,894.54 - Step 4: Simplify right side
36,883,769.91x = 1,537,971,271,984,820 - Step 5: Solve for x
x = 1,537,971,271,984,820/36,883,769.91 - Step 6: Final answer
x = 41,697,778.61
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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.