Finding the Fourth Proportional to 22,532,963.84, 31,096,805.28 and 12,744,275.84
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Solution
The fourth proportional to 22,532,963.84, 31,096,805.28 and 12,744,275.84 is: 17,587,844.50
Step by Step Solution
- Step 1: Write the proportion equation
22,532,963.84 : 31,096,805.28 = 12,744,275.84 : x - Step 2: Convert to fraction form
22,532,963.84/31,096,805.28 = 12,744,275.84/x - Step 3: Cross multiply
22,532,963.84x = 31,096,805.28 × 12,744,275.84 - Step 4: Simplify right side
22,532,963.84x = 396,306,264,231,088.44 - Step 5: Solve for x
x = 396,306,264,231,088.44/22,532,963.84 - Step 6: Final answer
x = 17,587,844.50
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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.