Finding the Fourth Proportional to 17,822,118.90, 26,738,935.64 and 8,243,780.62
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Solution
The fourth proportional to 17,822,118.90, 26,738,935.64 and 8,243,780.62 is: 12,368,334.02
Step by Step Solution
- Step 1: Write the proportion equation
17,822,118.90 : 26,738,935.64 = 8,243,780.62 : x - Step 2: Convert to fraction form
17,822,118.90/26,738,935.64 = 8,243,780.62/x - Step 3: Cross multiply
17,822,118.90x = 26,738,935.64 × 8,243,780.62 - Step 4: Simplify right side
17,822,118.90x = 220,429,919,428,459.31 - Step 5: Solve for x
x = 220,429,919,428,459.31/17,822,118.90 - Step 6: Final answer
x = 12,368,334.02
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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.