Finding the Fourth Proportional to 10,319,867.08, 14,241,425.67 and 5,673,731.15
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Solution
The fourth proportional to 10,319,867.08, 14,241,425.67 and 5,673,731.15 is: 7,829,753.99
Step by Step Solution
- Step 1: Write the proportion equation
10,319,867.08 : 14,241,425.67 = 5,673,731.15 : x - Step 2: Convert to fraction form
10,319,867.08/14,241,425.67 = 5,673,731.15/x - Step 3: Cross multiply
10,319,867.08x = 14,241,425.67 × 5,673,731.15 - Step 4: Simplify right side
10,319,867.08x = 80,802,020,444,288.62 - Step 5: Solve for x
x = 80,802,020,444,288.62/10,319,867.08 - Step 6: Final answer
x = 7,829,753.99
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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.