Finding the Fourth Proportional to 23,579,898.24, 32,540,029.56 and 13,125,748.80
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Solution
The fourth proportional to 23,579,898.24, 32,540,029.56 and 13,125,748.80 is: 18,113,405.31
Step by Step Solution
- Step 1: Write the proportion equation
23,579,898.24 : 32,540,029.56 = 13,125,748.80 : x - Step 2: Convert to fraction form
23,579,898.24/32,540,029.56 = 13,125,748.80/x - Step 3: Cross multiply
23,579,898.24x = 32,540,029.56 × 13,125,748.80 - Step 4: Simplify right side
23,579,898.24x = 427,112,253,949,134.56 - Step 5: Solve for x
x = 427,112,253,949,134.56/23,579,898.24 - Step 6: Final answer
x = 18,113,405.31
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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.