Finding the Fourth Proportional to 34,889,970.84, 48,148,161.96 and 19,419,723.36
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Solution
The fourth proportional to 34,889,970.84, 48,148,161.96 and 19,419,723.36 is: 26,799,219.46
Step by Step Solution
- Step 1: Write the proportion equation
34,889,970.84 : 48,148,161.96 = 19,419,723.36 : x - Step 2: Convert to fraction form
34,889,970.84/48,148,161.96 = 19,419,723.36/x - Step 3: Cross multiply
34,889,970.84x = 48,148,161.96 × 19,419,723.36 - Step 4: Simplify right side
34,889,970.84x = 935,023,985,555,675.38 - Step 5: Solve for x
x = 935,023,985,555,675.38/34,889,970.84 - Step 6: Final answer
x = 26,799,219.46
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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.