Finding the Fourth Proportional to 6,725,740.74, 9,281,746.26 and 3,670,122.66
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Solution
The fourth proportional to 6,725,740.74, 9,281,746.26 and 3,670,122.66 is: 5,064,891.52
Step by Step Solution
- Step 1: Write the proportion equation
6,725,740.74 : 9,281,746.26 = 3,670,122.66 : x - Step 2: Convert to fraction form
6,725,740.74/9,281,746.26 = 3,670,122.66/x - Step 3: Cross multiply
6,725,740.74x = 9,281,746.26 × 3,670,122.66 - Step 4: Simplify right side
6,725,740.74x = 34,065,147,273,196.25 - Step 5: Solve for x
x = 34,065,147,273,196.25/6,725,740.74 - Step 6: Final answer
x = 5,064,891.52
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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.