Finding the Fourth Proportional to 34,697,072.16, 47,882,242.98 and 19,227,415.08
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Solution
The fourth proportional to 34,697,072.16, 47,882,242.98 and 19,227,415.08 is: 26,533,989.86
Step by Step Solution
- Step 1: Write the proportion equation
34,697,072.16 : 47,882,242.98 = 19,227,415.08 : x - Step 2: Convert to fraction form
34,697,072.16/47,882,242.98 = 19,227,415.08/x - Step 3: Cross multiply
34,697,072.16x = 47,882,242.98 × 19,227,415.08 - Step 4: Simplify right side
34,697,072.16x = 920,651,760,737,876 - Step 5: Solve for x
x = 920,651,760,737,876/34,697,072.16 - Step 6: Final answer
x = 26,533,989.86
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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.