Finding the Fourth Proportional to 56,376,422.70, 84,564,634.05 and 15,986,906.70
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Solution
The fourth proportional to 56,376,422.70, 84,564,634.05 and 15,986,906.70 is: 23,980,360.05
Step by Step Solution
- Step 1: Write the proportion equation
56,376,422.70 : 84,564,634.05 = 15,986,906.70 : x - Step 2: Convert to fraction form
56,376,422.70/84,564,634.05 = 15,986,906.70/x - Step 3: Cross multiply
56,376,422.70x = 84,564,634.05 × 15,986,906.70 - Step 4: Simplify right side
56,376,422.70x = 1,351,926,914,676,993 - Step 5: Solve for x
x = 1,351,926,914,676,993/56,376,422.70 - Step 6: Final answer
x = 23,980,360.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.