Finding the Fourth Proportional to 48,487,707.54, 72,729,789.82 and 14,408,167.68
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Solution
The fourth proportional to 48,487,707.54, 72,729,789.82 and 14,408,167.68 is: 21,611,725.12
Step by Step Solution
- Step 1: Write the proportion equation
48,487,707.54 : 72,729,789.82 = 14,408,167.68 : x - Step 2: Convert to fraction form
48,487,707.54/72,729,789.82 = 14,408,167.68/x - Step 3: Cross multiply
48,487,707.54x = 72,729,789.82 × 14,408,167.68 - Step 4: Simplify right side
48,487,707.54x = 1,047,903,007,130,619 - Step 5: Solve for x
x = 1,047,903,007,130,619/48,487,707.54 - Step 6: Final answer
x = 21,611,725.12
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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.