Finding the Fourth Proportional to 10,358,909.96, 14,298,052.74 and 6,119,194.04
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Solution
The fourth proportional to 10,358,909.96, 14,298,052.74 and 6,119,194.04 is: 8,446,116.38
Step by Step Solution
- Step 1: Write the proportion equation
10,358,909.96 : 14,298,052.74 = 6,119,194.04 : x - Step 2: Convert to fraction form
10,358,909.96/14,298,052.74 = 6,119,194.04/x - Step 3: Cross multiply
10,358,909.96x = 14,298,052.74 × 6,119,194.04 - Step 4: Simplify right side
10,358,909.96x = 87,492,559,110,213.67 - Step 5: Solve for x
x = 87,492,559,110,213.67/10,358,909.96 - Step 6: Final answer
x = 8,446,116.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.