Finding the Fourth Proportional to 10,889,191.13, 15,027,276.18 and 5,927,776.01
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Solution
The fourth proportional to 10,889,191.13, 15,027,276.18 and 5,927,776.01 is: 8,180,435.64
Step by Step Solution
- Step 1: Write the proportion equation
10,889,191.13 : 15,027,276.18 = 5,927,776.01 : x - Step 2: Convert to fraction form
10,889,191.13/15,027,276.18 = 5,927,776.01/x - Step 3: Cross multiply
10,889,191.13x = 15,027,276.18 × 5,927,776.01 - Step 4: Simplify right side
10,889,191.13x = 89,078,327,235,448.44 - Step 5: Solve for x
x = 89,078,327,235,448.44/10,889,191.13 - Step 6: Final answer
x = 8,180,435.64
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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.