Finding the Fourth Proportional to 20,216,976, 27,899,375.04 and 11,049,681.12
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Solution
The fourth proportional to 20,216,976, 27,899,375.04 and 11,049,681.12 is: 15,248,531.61
Step by Step Solution
- Step 1: Write the proportion equation
20,216,976 : 27,899,375.04 = 11,049,681.12 : x - Step 2: Convert to fraction form
20,216,976/27,899,375.04 = 11,049,681.12/x - Step 3: Cross multiply
20,216,976x = 27,899,375.04 × 11,049,681.12 - Step 4: Simplify right side
20,216,976x = 308,279,197,639,287.19 - Step 5: Solve for x
x = 308,279,197,639,287.19/20,216,976 - Step 6: Final answer
x = 15,248,531.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.