Finding the Fourth Proportional to 14,251,347.66, 21,364,220.71 and 6,960,682.45
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Solution
The fourth proportional to 14,251,347.66, 21,364,220.71 and 6,960,682.45 is: 10,434,771.48
Step by Step Solution
- Step 1: Write the proportion equation
14,251,347.66 : 21,364,220.71 = 6,960,682.45 : x - Step 2: Convert to fraction form
14,251,347.66/21,364,220.71 = 6,960,682.45/x - Step 3: Cross multiply
14,251,347.66x = 21,364,220.71 × 6,960,682.45 - Step 4: Simplify right side
14,251,347.66x = 148,709,556,189,429.66 - Step 5: Solve for x
x = 148,709,556,189,429.66/14,251,347.66 - Step 6: Final answer
x = 10,434,771.48
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1.5x scale
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.