Finding the Fourth Proportional to 9,349,327.80, 14,023,991.70 and 4,310,479.80
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Solution
The fourth proportional to 9,349,327.80, 14,023,991.70 and 4,310,479.80 is: 6,465,719.70
Step by Step Solution
- Step 1: Write the proportion equation
9,349,327.80 : 14,023,991.70 = 4,310,479.80 : x - Step 2: Convert to fraction form
9,349,327.80/14,023,991.70 = 4,310,479.80/x - Step 3: Cross multiply
9,349,327.80x = 14,023,991.70 × 4,310,479.80 - Step 4: Simplify right side
9,349,327.80x = 60,450,132,938,217.66 - Step 5: Solve for x
x = 60,450,132,938,217.66/9,349,327.80 - Step 6: Final answer
x = 6,465,719.70
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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.