Finding the Fourth Proportional to 11,072,215.40, 16,608,323.10 and 6,798,525.80
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Solution
The fourth proportional to 11,072,215.40, 16,608,323.10 and 6,798,525.80 is: 10,197,788.70
Step by Step Solution
- Step 1: Write the proportion equation
11,072,215.40 : 16,608,323.10 = 6,798,525.80 : x - Step 2: Convert to fraction form
11,072,215.40/16,608,323.10 = 6,798,525.80/x - Step 3: Cross multiply
11,072,215.40x = 16,608,323.10 × 6,798,525.80 - Step 4: Simplify right side
11,072,215.40x = 112,912,113,090,085.97 - Step 5: Solve for x
x = 112,912,113,090,085.97/11,072,215.40 - Step 6: Final answer
x = 10,197,788.70
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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.