Finding the Fourth Proportional to 6,762,218.74, 9,332,863.47 and 4,281,670
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Solution
The fourth proportional to 6,762,218.74, 9,332,863.47 and 4,281,670 is: 5,909,338.79
Step by Step Solution
- Step 1: Write the proportion equation
6,762,218.74 : 9,332,863.47 = 4,281,670 : x - Step 2: Convert to fraction form
6,762,218.74/9,332,863.47 = 4,281,670/x - Step 3: Cross multiply
6,762,218.74x = 9,332,863.47 × 4,281,670 - Step 4: Simplify right side
6,762,218.74x = 39,960,241,533,594.91 - Step 5: Solve for x
x = 39,960,241,533,594.91/6,762,218.74 - Step 6: Final answer
x = 5,909,338.79
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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.