Finding the Fourth Proportional to 10,498,471.08, 14,487,890.46 and 5,669,575.08
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Solution
The fourth proportional to 10,498,471.08, 14,487,890.46 and 5,669,575.08 is: 7,824,013.81
Step by Step Solution
- Step 1: Write the proportion equation
10,498,471.08 : 14,487,890.46 = 5,669,575.08 : x - Step 2: Convert to fraction form
10,498,471.08/14,487,890.46 = 5,669,575.08/x - Step 3: Cross multiply
10,498,471.08x = 14,487,890.46 × 5,669,575.08 - Step 4: Simplify right side
10,498,471.08x = 82,140,182,713,785.75 - Step 5: Solve for x
x = 82,140,182,713,785.75/10,498,471.08 - Step 6: Final answer
x = 7,824,013.81
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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.