Finding the Fourth Proportional to 15,717,810.90, 23,576,716.35 and 6,630,169.80
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Solution
The fourth proportional to 15,717,810.90, 23,576,716.35 and 6,630,169.80 is: 9,945,254.70
Step by Step Solution
- Step 1: Write the proportion equation
15,717,810.90 : 23,576,716.35 = 6,630,169.80 : x - Step 2: Convert to fraction form
15,717,810.90/23,576,716.35 = 6,630,169.80/x - Step 3: Cross multiply
15,717,810.90x = 23,576,716.35 × 6,630,169.80 - Step 4: Simplify right side
15,717,810.90x = 156,317,632,726,936.25 - Step 5: Solve for x
x = 156,317,632,726,936.25/15,717,810.90 - Step 6: Final answer
x = 9,945,254.70
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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.