Finding the Fourth Proportional to 29,569,703.49, 40,846,130.69 and 22,282,619.49
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Solution
The fourth proportional to 29,569,703.49, 40,846,130.69 and 22,282,619.49 is: 30,780,112.08
Step by Step Solution
- Step 1: Write the proportion equation
29,569,703.49 : 40,846,130.69 = 22,282,619.49 : x - Step 2: Convert to fraction form
29,569,703.49/40,846,130.69 = 22,282,619.49/x - Step 3: Cross multiply
29,569,703.49x = 40,846,130.69 × 22,282,619.49 - Step 4: Simplify right side
29,569,703.49x = 910,158,787,692,668 - Step 5: Solve for x
x = 910,158,787,692,668/29,569,703.49 - Step 6: Final answer
x = 30,780,112.08
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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.