Finding the Fourth Proportional to 7,850,425.23, 11,774,085.68 and 7,461,118.79
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Solution
The fourth proportional to 7,850,425.23, 11,774,085.68 and 7,461,118.79 is: 11,190,202.98
Step by Step Solution
- Step 1: Write the proportion equation
7,850,425.23 : 11,774,085.68 = 7,461,118.79 : x - Step 2: Convert to fraction form
7,850,425.23/11,774,085.68 = 7,461,118.79/x - Step 3: Cross multiply
7,850,425.23x = 11,774,085.68 × 7,461,118.79 - Step 4: Simplify right side
7,850,425.23x = 87,847,851,805,941.91 - Step 5: Solve for x
x = 87,847,851,805,941.91/7,850,425.23 - Step 6: Final answer
x = 11,190,202.98
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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.