Finding the Fourth Proportional to 43,305,402.22, 64,917,415.41 and 14,531,359.12
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Solution
The fourth proportional to 43,305,402.22, 64,917,415.41 and 14,531,359.12 is: 21,783,385.63
Step by Step Solution
- Step 1: Write the proportion equation
43,305,402.22 : 64,917,415.41 = 14,531,359.12 : x - Step 2: Convert to fraction form
43,305,402.22/64,917,415.41 = 14,531,359.12/x - Step 3: Cross multiply
43,305,402.22x = 64,917,415.41 × 14,531,359.12 - Step 4: Simplify right side
43,305,402.22x = 943,338,276,464,931.88 - Step 5: Solve for x
x = 943,338,276,464,931.88/43,305,402.22 - Step 6: Final answer
x = 21,783,385.63
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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.