Finding the Fourth Proportional to 22,935,718.80, 31,646,703.84 and 13,149,232.79
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Solution
The fourth proportional to 22,935,718.80, 31,646,703.84 and 13,149,232.79 is: 18,143,310.85
Step by Step Solution
- Step 1: Write the proportion equation
22,935,718.80 : 31,646,703.84 = 13,149,232.79 : x - Step 2: Convert to fraction form
22,935,718.80/31,646,703.84 = 13,149,232.79/x - Step 3: Cross multiply
22,935,718.80x = 31,646,703.84 × 13,149,232.79 - Step 4: Simplify right side
22,935,718.80x = 416,129,875,670,113.38 - Step 5: Solve for x
x = 416,129,875,670,113.38/22,935,718.80 - Step 6: Final answer
x = 18,143,310.85
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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.