Finding the Fourth Proportional to 40,017,596, 55,221,717.36 and 22,377,953.12
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Solution
The fourth proportional to 40,017,596, 55,221,717.36 and 22,377,953.12 is: 30,880,140.88
Step by Step Solution
- Step 1: Write the proportion equation
40,017,596 : 55,221,717.36 = 22,377,953.12 : x - Step 2: Convert to fraction form
40,017,596/55,221,717.36 = 22,377,953.12/x - Step 3: Cross multiply
40,017,596x = 55,221,717.36 × 22,377,953.12 - Step 4: Simplify right side
40,017,596x = 1,235,749,002,287,970.25 - Step 5: Solve for x
x = 1,235,749,002,287,970.25/40,017,596 - Step 6: Final answer
x = 30,880,140.88
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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.