Finding the Fourth Proportional to 32,310,979.56, 44,777,788.08 and 31,697,829.84
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Solution
The fourth proportional to 32,310,979.56, 44,777,788.08 and 31,697,829.84 is: 43,928,061.81
Step by Step Solution
- Step 1: Write the proportion equation
32,310,979.56 : 44,777,788.08 = 31,697,829.84 : x - Step 2: Convert to fraction form
32,310,979.56/44,777,788.08 = 31,697,829.84/x - Step 3: Cross multiply
32,310,979.56x = 44,777,788.08 × 31,697,829.84 - Step 4: Simplify right side
32,310,979.56x = 1,419,358,707,171,420.25 - Step 5: Solve for x
x = 1,419,358,707,171,420.25/32,310,979.56 - Step 6: Final answer
x = 43,928,061.81
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.