Finding the Fourth Proportional to 40,001,203.66, 55,201,469.74 and 22,360,102.58
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Solution
The fourth proportional to 40,001,203.66, 55,201,469.74 and 22,360,102.58 is: 30,856,834.62
Step by Step Solution
- Step 1: Write the proportion equation
40,001,203.66 : 55,201,469.74 = 22,360,102.58 : x - Step 2: Convert to fraction form
40,001,203.66/55,201,469.74 = 22,360,102.58/x - Step 3: Cross multiply
40,001,203.66x = 55,201,469.74 × 22,360,102.58 - Step 4: Simplify right side
40,001,203.66x = 1,234,310,525,953,166 - Step 5: Solve for x
x = 1,234,310,525,953,166/40,001,203.66 - Step 6: Final answer
x = 30,856,834.62
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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.