Finding the Fourth Proportional to 9,847,811.08, 13,592,246.76 and 5,774,742.28
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Solution
The fourth proportional to 9,847,811.08, 13,592,246.76 and 5,774,742.28 is: 7,970,473.99
Step by Step Solution
- Step 1: Write the proportion equation
9,847,811.08 : 13,592,246.76 = 5,774,742.28 : x - Step 2: Convert to fraction form
9,847,811.08/13,592,246.76 = 5,774,742.28/x - Step 3: Cross multiply
9,847,811.08x = 13,592,246.76 × 5,774,742.28 - Step 4: Simplify right side
9,847,811.08x = 78,491,722,045,165.02 - Step 5: Solve for x
x = 78,491,722,045,165.02/9,847,811.08 - Step 6: Final answer
x = 7,970,473.99
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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.