Finding the Fourth Proportional to 16,124,343.87, 22,266,381.95 and 10,245,915.48
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Solution
The fourth proportional to 16,124,343.87, 22,266,381.95 and 10,245,915.48 is: 14,148,759.74
Step by Step Solution
- Step 1: Write the proportion equation
16,124,343.87 : 22,266,381.95 = 10,245,915.48 : x - Step 2: Convert to fraction form
16,124,343.87/22,266,381.95 = 10,245,915.48/x - Step 3: Cross multiply
16,124,343.87x = 22,266,381.95 × 10,245,915.48 - Step 4: Simplify right side
16,124,343.87x = 228,139,467,342,536.09 - Step 5: Solve for x
x = 228,139,467,342,536.09/16,124,343.87 - Step 6: Final answer
x = 14,148,759.74
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1.5x scale
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.