Finding the Fourth Proportional to 18,305,340.08, 25,257,422.64 and 10,565,898.08
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Solution
The fourth proportional to 18,305,340.08, 25,257,422.64 and 10,565,898.08 is: 14,578,661.32
Step by Step Solution
- Step 1: Write the proportion equation
18,305,340.08 : 25,257,422.64 = 10,565,898.08 : x - Step 2: Convert to fraction form
18,305,340.08/25,257,422.64 = 10,565,898.08/x - Step 3: Cross multiply
18,305,340.08x = 25,257,422.64 × 10,565,898.08 - Step 4: Simplify right side
18,305,340.08x = 266,867,353,377,724.53 - Step 5: Solve for x
x = 266,867,353,377,724.53/18,305,340.08 - Step 6: Final answer
x = 14,578,661.32
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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.