Finding the Fourth Proportional to 9,477,031.40, 14,215,547.10 and 6,264,765.80
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Solution
The fourth proportional to 9,477,031.40, 14,215,547.10 and 6,264,765.80 is: 9,397,148.70
Step by Step Solution
- Step 1: Write the proportion equation
9,477,031.40 : 14,215,547.10 = 6,264,765.80 : x - Step 2: Convert to fraction form
9,477,031.40/14,215,547.10 = 6,264,765.80/x - Step 3: Cross multiply
9,477,031.40x = 14,215,547.10 × 6,264,765.80 - Step 4: Simplify right side
9,477,031.40x = 89,057,073,300,369.17 - Step 5: Solve for x
x = 89,057,073,300,369.17/9,477,031.40 - Step 6: Final answer
x = 9,397,148.70
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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.