Finding the Fourth Proportional to 17,737,979.20, 26,606,968.80 and 6,951,695.20
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Solution
The fourth proportional to 17,737,979.20, 26,606,968.80 and 6,951,695.20 is: 10,427,542.80
Step by Step Solution
- Step 1: Write the proportion equation
17,737,979.20 : 26,606,968.80 = 6,951,695.20 : x - Step 2: Convert to fraction form
17,737,979.20/26,606,968.80 = 6,951,695.20/x - Step 3: Cross multiply
17,737,979.20x = 26,606,968.80 × 6,951,695.20 - Step 4: Simplify right side
17,737,979.20x = 184,963,537,293,509.78 - Step 5: Solve for x
x = 184,963,537,293,509.78/17,737,979.20 - Step 6: Final answer
x = 10,427,542.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.