Finding the Fourth Proportional to 48,487,661.88, 72,729,721.36 and 14,408,122.02
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Solution
The fourth proportional to 48,487,661.88, 72,729,721.36 and 14,408,122.02 is: 21,611,656.64
Step by Step Solution
- Step 1: Write the proportion equation
48,487,661.88 : 72,729,721.36 = 14,408,122.02 : x - Step 2: Convert to fraction form
48,487,661.88/72,729,721.36 = 14,408,122.02/x - Step 3: Cross multiply
48,487,661.88x = 72,729,721.36 × 14,408,122.02 - Step 4: Simplify right side
48,487,661.88x = 1,047,898,699,835,480.25 - Step 5: Solve for x
x = 1,047,898,699,835,480.25/48,487,661.88 - Step 6: Final answer
x = 21,611,656.64
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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.