Finding the Fourth Proportional to 17,493,079.10, 26,239,618.65 and 13,014,103.10
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Solution
The fourth proportional to 17,493,079.10, 26,239,618.65 and 13,014,103.10 is: 19,521,154.65
Step by Step Solution
- Step 1: Write the proportion equation
17,493,079.10 : 26,239,618.65 = 13,014,103.10 : x - Step 2: Convert to fraction form
17,493,079.10/26,239,618.65 = 13,014,103.10/x - Step 3: Cross multiply
17,493,079.10x = 26,239,618.65 × 13,014,103.10 - Step 4: Simplify right side
17,493,079.10x = 341,485,102,415,782.81 - Step 5: Solve for x
x = 341,485,102,415,782.81/17,493,079.10 - Step 6: Final answer
x = 19,521,154.65
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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.