Finding the Fourth Proportional to 11,460,147.94, 15,814,670.70 and 6,303,508.12
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Solution
The fourth proportional to 11,460,147.94, 15,814,670.70 and 6,303,508.12 is: 8,698,657.79
Step by Step Solution
- Step 1: Write the proportion equation
11,460,147.94 : 15,814,670.70 = 6,303,508.12 : x - Step 2: Convert to fraction form
11,460,147.94/15,814,670.70 = 6,303,508.12/x - Step 3: Cross multiply
11,460,147.94x = 15,814,670.70 × 6,303,508.12 - Step 4: Simplify right side
11,460,147.94x = 99,687,905,172,576.08 - Step 5: Solve for x
x = 99,687,905,172,576.08/11,460,147.94 - Step 6: Final answer
x = 8,698,657.79
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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.