Finding the Fourth Proportional to 8,889,727.30, 13,334,590.95 and 6,149,853.70
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Solution
The fourth proportional to 8,889,727.30, 13,334,590.95 and 6,149,853.70 is: 9,224,780.55
Step by Step Solution
- Step 1: Write the proportion equation
8,889,727.30 : 13,334,590.95 = 6,149,853.70 : x - Step 2: Convert to fraction form
8,889,727.30/13,334,590.95 = 6,149,853.70/x - Step 3: Cross multiply
8,889,727.30x = 13,334,590.95 × 6,149,853.70 - Step 4: Simplify right side
8,889,727.30x = 82,005,783,491,844.02 - Step 5: Solve for x
x = 82,005,783,491,844.02/8,889,727.30 - Step 6: Final answer
x = 9,224,780.55
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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.