Finding the Fourth Proportional to 34,469,402.41, 47,567,775.38 and 18,999,819.20
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Solution
The fourth proportional to 34,469,402.41, 47,567,775.38 and 18,999,819.20 is: 26,219,750.53
Step by Step Solution
- Step 1: Write the proportion equation
34,469,402.41 : 47,567,775.38 = 18,999,819.20 : x - Step 2: Convert to fraction form
34,469,402.41/47,567,775.38 = 18,999,819.20/x - Step 3: Cross multiply
34,469,402.41x = 47,567,775.38 × 18,999,819.20 - Step 4: Simplify right side
34,469,402.41x = 903,779,131,966,211.25 - Step 5: Solve for x
x = 903,779,131,966,211.25/34,469,402.41 - Step 6: Final answer
x = 26,219,750.53
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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.