Finding the Fourth Proportional to 6,542,327.28, 9,028,709.28 and 3,641,902.08
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Solution
The fourth proportional to 6,542,327.28, 9,028,709.28 and 3,641,902.08 is: 5,025,990.55
Step by Step Solution
- Step 1: Write the proportion equation
6,542,327.28 : 9,028,709.28 = 3,641,902.08 : x - Step 2: Convert to fraction form
6,542,327.28/9,028,709.28 = 3,641,902.08/x - Step 3: Cross multiply
6,542,327.28x = 9,028,709.28 × 3,641,902.08 - Step 4: Simplify right side
6,542,327.28x = 32,881,675,106,547.30 - Step 5: Solve for x
x = 32,881,675,106,547.30/6,542,327.28 - Step 6: Final answer
x = 5,025,990.55
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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.