Finding the Fourth Proportional to 16,413,832.36, 22,653,901.36 and 9,542,300.23
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Solution
The fourth proportional to 16,413,832.36, 22,653,901.36 and 9,542,300.23 is: 13,170,009.50
Step by Step Solution
- Step 1: Write the proportion equation
16,413,832.36 : 22,653,901.36 = 9,542,300.23 : x - Step 2: Convert to fraction form
16,413,832.36/22,653,901.36 = 9,542,300.23/x - Step 3: Cross multiply
16,413,832.36x = 22,653,901.36 × 9,542,300.23 - Step 4: Simplify right side
16,413,832.36x = 216,170,328,157,925.31 - Step 5: Solve for x
x = 216,170,328,157,925.31/16,413,832.36 - Step 6: Final answer
x = 13,170,009.50
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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.