Finding the Fourth Proportional to 37,313,999.70, 51,493,368.95 and 20,793,761.75
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Solution
The fourth proportional to 37,313,999.70, 51,493,368.95 and 20,793,761.75 is: 28,695,418.71
Step by Step Solution
- Step 1: Write the proportion equation
37,313,999.70 : 51,493,368.95 = 20,793,761.75 : x - Step 2: Convert to fraction form
37,313,999.70/51,493,368.95 = 20,793,761.75/x - Step 3: Cross multiply
37,313,999.70x = 51,493,368.95 × 20,793,761.75 - Step 4: Simplify right side
37,313,999.70x = 1,070,740,845,289,712.12 - Step 5: Solve for x
x = 1,070,740,845,289,712.12/37,313,999.70 - Step 6: Final answer
x = 28,695,418.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.