Finding the Fourth Proportional to 26,443,903.14, 39,664,788.24 and 13,489,769.63
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Solution
The fourth proportional to 26,443,903.14, 39,664,788.24 and 13,489,769.63 is: 20,234,110.41
Step by Step Solution
- Step 1: Write the proportion equation
26,443,903.14 : 39,664,788.24 = 13,489,769.63 : x - Step 2: Convert to fraction form
26,443,903.14/39,664,788.24 = 13,489,769.63/x - Step 3: Cross multiply
26,443,903.14x = 39,664,788.24 × 13,489,769.63 - Step 4: Simplify right side
26,443,903.14x = 535,068,855,780,333.19 - Step 5: Solve for x
x = 535,068,855,780,333.19/26,443,903.14 - Step 6: Final answer
x = 20,234,110.41
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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.