Finding the Fourth Proportional to 10,748,053.80, 16,122,080.70 and 6,496,525.80
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Solution
The fourth proportional to 10,748,053.80, 16,122,080.70 and 6,496,525.80 is: 9,744,788.70
Step by Step Solution
- Step 1: Write the proportion equation
10,748,053.80 : 16,122,080.70 = 6,496,525.80 : x - Step 2: Convert to fraction form
10,748,053.80/16,122,080.70 = 6,496,525.80/x - Step 3: Cross multiply
10,748,053.80x = 16,122,080.70 × 6,496,525.80 - Step 4: Simplify right side
10,748,053.80x = 104,737,513,217,232.05 - Step 5: Solve for x
x = 104,737,513,217,232.05/10,748,053.80 - Step 6: Final answer
x = 9,744,788.70
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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.