Finding the Fourth Proportional to 16,371,374.40, 24,560,014.05 and 6,787,721.70
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Solution
The fourth proportional to 16,371,374.40, 24,560,014.05 and 6,787,721.70 is: 10,182,806.66
Step by Step Solution
- Step 1: Write the proportion equation
16,371,374.40 : 24,560,014.05 = 6,787,721.70 : x - Step 2: Convert to fraction form
16,371,374.40/24,560,014.05 = 6,787,721.70/x - Step 3: Cross multiply
16,371,374.40x = 24,560,014.05 × 6,787,721.70 - Step 4: Simplify right side
16,371,374.40x = 166,706,540,319,489.91 - Step 5: Solve for x
x = 166,706,540,319,489.91/16,371,374.40 - Step 6: Final answer
x = 10,182,806.66
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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.