Finding the Fourth Proportional to 23,512,679.14, 32,449,098.15 and 13,059,890.77
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Solution
The fourth proportional to 23,512,679.14, 32,449,098.15 and 13,059,890.77 is: 18,023,538.49
Step by Step Solution
- Step 1: Write the proportion equation
23,512,679.14 : 32,449,098.15 = 13,059,890.77 : x - Step 2: Convert to fraction form
23,512,679.14/32,449,098.15 = 13,059,890.77/x - Step 3: Cross multiply
23,512,679.14x = 32,449,098.15 × 13,059,890.77 - Step 4: Simplify right side
23,512,679.14x = 423,781,677,424,009.06 - Step 5: Solve for x
x = 423,781,677,424,009.06/23,512,679.14 - Step 6: Final answer
x = 18,023,538.49
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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.