Finding the Fourth Proportional to 70,427,296.37, 97,187,793.70 and 40,656,939.70
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Solution
The fourth proportional to 70,427,296.37, 97,187,793.70 and 40,656,939.70 is: 56,105,494.20
Step by Step Solution
- Step 1: Write the proportion equation
70,427,296.37 : 97,187,793.70 = 40,656,939.70 : x - Step 2: Convert to fraction form
70,427,296.37/97,187,793.70 = 40,656,939.70/x - Step 3: Cross multiply
70,427,296.37x = 97,187,793.70 × 40,656,939.70 - Step 4: Simplify right side
70,427,296.37x = 3,951,358,268,036,940.50 - Step 5: Solve for x
x = 3,951,358,268,036,940.50/70,427,296.37 - Step 6: Final answer
x = 56,105,494.20
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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.