Finding the Fourth Proportional to 7,109,318.66, 10,657,576.53 and 2,557,167.71
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Solution
The fourth proportional to 7,109,318.66, 10,657,576.53 and 2,557,167.71 is: 3,833,449.00
Step by Step Solution
- Step 1: Write the proportion equation
7,109,318.66 : 10,657,576.53 = 2,557,167.71 : x - Step 2: Convert to fraction form
7,109,318.66/10,657,576.53 = 2,557,167.71/x - Step 3: Cross multiply
7,109,318.66x = 10,657,576.53 × 2,557,167.71 - Step 4: Simplify right side
7,109,318.66x = 27,253,210,516,081.96 - Step 5: Solve for x
x = 27,253,210,516,081.96/7,109,318.66 - Step 6: Final answer
x = 3,833,449.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.