Finding the Fourth Proportional to 17,648,336.99, 26,295,123.60 and 16,657,125.68
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Solution
The fourth proportional to 17,648,336.99, 26,295,123.60 and 16,657,125.68 is: 24,818,269.21
Step by Step Solution
- Step 1: Write the proportion equation
17,648,336.99 : 26,295,123.60 = 16,657,125.68 : x - Step 2: Convert to fraction form
17,648,336.99/26,295,123.60 = 16,657,125.68/x - Step 3: Cross multiply
17,648,336.99x = 26,295,123.60 × 16,657,125.68 - Step 4: Simplify right side
17,648,336.99x = 438,001,178,642,071.88 - Step 5: Solve for x
x = 438,001,178,642,071.88/17,648,336.99 - Step 6: Final answer
x = 24,818,269.21
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.