Finding the Fourth Proportional to 6,346,321.02, 8,765,133.81 and 4,277,768.94
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Solution
The fourth proportional to 6,346,321.02, 8,765,133.81 and 4,277,768.94 is: 5,908,181.61
Step by Step Solution
- Step 1: Write the proportion equation
6,346,321.02 : 8,765,133.81 = 4,277,768.94 : x - Step 2: Convert to fraction form
6,346,321.02/8,765,133.81 = 4,277,768.94/x - Step 3: Cross multiply
6,346,321.02x = 8,765,133.81 × 4,277,768.94 - Step 4: Simplify right side
6,346,321.02x = 37,495,217,167,361.87 - Step 5: Solve for x
x = 37,495,217,167,361.87/6,346,321.02 - Step 6: Final answer
x = 5,908,181.61
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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.