Finding the Fourth Proportional to 17,497,972.60, 26,246,958.90 and 6,860,404.60
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Solution
The fourth proportional to 17,497,972.60, 26,246,958.90 and 6,860,404.60 is: 10,290,606.90
Step by Step Solution
- Step 1: Write the proportion equation
17,497,972.60 : 26,246,958.90 = 6,860,404.60 : x - Step 2: Convert to fraction form
17,497,972.60/26,246,958.90 = 6,860,404.60/x - Step 3: Cross multiply
17,497,972.60x = 26,246,958.90 × 6,860,404.60 - Step 4: Simplify right side
17,497,972.60x = 180,064,757,573,570.91 - Step 5: Solve for x
x = 180,064,757,573,570.91/17,497,972.60 - Step 6: Final answer
x = 10,290,606.90
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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.