Finding the Fourth Proportional to 16,845,245.63, 23,246,454.45 and 9,110,287.94
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Solution
The fourth proportional to 16,845,245.63, 23,246,454.45 and 9,110,287.94 is: 12,572,205.73
Step by Step Solution
- Step 1: Write the proportion equation
16,845,245.63 : 23,246,454.45 = 9,110,287.94 : x - Step 2: Convert to fraction form
16,845,245.63/23,246,454.45 = 9,110,287.94/x - Step 3: Cross multiply
16,845,245.63x = 23,246,454.45 × 9,110,287.94 - Step 4: Simplify right side
16,845,245.63x = 211,781,893,507,362.06 - Step 5: Solve for x
x = 211,781,893,507,362.06/16,845,245.63 - Step 6: Final answer
x = 12,572,205.73
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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.