Finding the Fourth Proportional to 34,890,055.03, 48,148,278.26 and 19,419,807.67
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Solution
The fourth proportional to 34,890,055.03, 48,148,278.26 and 19,419,807.67 is: 26,799,335.88
Step by Step Solution
- Step 1: Write the proportion equation
34,890,055.03 : 48,148,278.26 = 19,419,807.67 : x - Step 2: Convert to fraction form
34,890,055.03/48,148,278.26 = 19,419,807.67/x - Step 3: Cross multiply
34,890,055.03x = 48,148,278.26 × 19,419,807.67 - Step 4: Simplify right side
34,890,055.03x = 935,030,303,450,842.25 - Step 5: Solve for x
x = 935,030,303,450,842.25/34,890,055.03 - Step 6: Final answer
x = 26,799,335.88
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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.