Finding the Fourth Proportional to 9,349,538.30, 14,024,307.45 and 8,341,768.70
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Solution
The fourth proportional to 9,349,538.30, 14,024,307.45 and 8,341,768.70 is: 12,512,653.05
Step by Step Solution
- Step 1: Write the proportion equation
9,349,538.30 : 14,024,307.45 = 8,341,768.70 : x - Step 2: Convert to fraction form
9,349,538.30/14,024,307.45 = 8,341,768.70/x - Step 3: Cross multiply
9,349,538.30x = 14,024,307.45 × 8,341,768.70 - Step 4: Simplify right side
9,349,538.30x = 116,987,528,925,586.81 - Step 5: Solve for x
x = 116,987,528,925,586.81/9,349,538.30 - Step 6: Final answer
x = 12,512,653.05
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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.