Finding the Fourth Proportional to 17,975,980.08, 26,960,023.80 and 5,193,703.80
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Solution
The fourth proportional to 17,975,980.08, 26,960,023.80 and 5,193,703.80 is: 7,789,415.51
Step by Step Solution
- Step 1: Write the proportion equation
17,975,980.08 : 26,960,023.80 = 5,193,703.80 : x - Step 2: Convert to fraction form
17,975,980.08/26,960,023.80 = 5,193,703.80/x - Step 3: Cross multiply
17,975,980.08x = 26,960,023.80 × 5,193,703.80 - Step 4: Simplify right side
17,975,980.08x = 140,022,378,058,150.44 - Step 5: Solve for x
x = 140,022,378,058,150.44/17,975,980.08 - Step 6: Final answer
x = 7,789,415.51
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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.