Finding the Fourth Proportional to 17,912,877.21, 26,829,931.29 and 14,803,630.24
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Solution
The fourth proportional to 17,912,877.21, 26,829,931.29 and 14,803,630.24 is: 22,172,897.05
Step by Step Solution
- Step 1: Write the proportion equation
17,912,877.21 : 26,829,931.29 = 14,803,630.24 : x - Step 2: Convert to fraction form
17,912,877.21/26,829,931.29 = 14,803,630.24/x - Step 3: Cross multiply
17,912,877.21x = 26,829,931.29 × 14,803,630.24 - Step 4: Simplify right side
17,912,877.21x = 397,180,382,181,766.19 - Step 5: Solve for x
x = 397,180,382,181,766.19/17,912,877.21 - Step 6: Final answer
x = 22,172,897.05
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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.