Finding the Fourth Proportional to 48,877,912.40, 73,395,204.60 and 38,863,806.80
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Solution
The fourth proportional to 48,877,912.40, 73,395,204.60 and 38,863,806.80 is: 58,357,996.72
Step by Step Solution
- Step 1: Write the proportion equation
48,877,912.40 : 73,395,204.60 = 38,863,806.80 : x - Step 2: Convert to fraction form
48,877,912.40/73,395,204.60 = 38,863,806.80/x - Step 3: Cross multiply
48,877,912.40x = 73,395,204.60 × 38,863,806.80 - Step 4: Simplify right side
48,877,912.40x = 2,852,417,051,620,871 - Step 5: Solve for x
x = 2,852,417,051,620,871/48,877,912.40 - Step 6: Final answer
x = 58,357,996.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.