Finding the Fourth Proportional to 17,751,165.60, 26,630,366.16 and 8,031,109.80
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Solution
The fourth proportional to 17,751,165.60, 26,630,366.16 and 8,031,109.80 is: 12,048,301.47
Step by Step Solution
- Step 1: Write the proportion equation
17,751,165.60 : 26,630,366.16 = 8,031,109.80 : x - Step 2: Convert to fraction form
17,751,165.60/26,630,366.16 = 8,031,109.80/x - Step 3: Cross multiply
17,751,165.60x = 26,630,366.16 × 8,031,109.80 - Step 4: Simplify right side
17,751,165.60x = 213,871,394,645,164.38 - Step 5: Solve for x
x = 213,871,394,645,164.38/17,751,165.60 - Step 6: Final answer
x = 12,048,301.47
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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.