Finding the Fourth Proportional to 10,667,468.94, 14,721,107.19 and 5,772,691.08
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Solution
The fourth proportional to 10,667,468.94, 14,721,107.19 and 5,772,691.08 is: 7,966,313.72
Step by Step Solution
- Step 1: Write the proportion equation
10,667,468.94 : 14,721,107.19 = 5,772,691.08 : x - Step 2: Convert to fraction form
10,667,468.94/14,721,107.19 = 5,772,691.08/x - Step 3: Cross multiply
10,667,468.94x = 14,721,107.19 × 5,772,691.08 - Step 4: Simplify right side
10,667,468.94x = 84,980,404,163,436.86 - Step 5: Solve for x
x = 84,980,404,163,436.86/10,667,468.94 - Step 6: Final answer
x = 7,966,313.72
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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.