Finding the Fourth Proportional to 6,679,509.06, 9,217,725.84 and 3,623,722.50
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Solution
The fourth proportional to 6,679,509.06, 9,217,725.84 and 3,623,722.50 is: 5,000,738.86
Step by Step Solution
- Step 1: Write the proportion equation
6,679,509.06 : 9,217,725.84 = 3,623,722.50 : x - Step 2: Convert to fraction form
6,679,509.06/9,217,725.84 = 3,623,722.50/x - Step 3: Cross multiply
6,679,509.06x = 9,217,725.84 × 3,623,722.50 - Step 4: Simplify right side
6,679,509.06x = 33,402,480,525,239.40 - Step 5: Solve for x
x = 33,402,480,525,239.40/6,679,509.06 - Step 6: Final answer
x = 5,000,738.86
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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.