Finding the Fourth Proportional to 17,381,862.06, 26,115,301.91 and 16,415,028.78
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Solution
The fourth proportional to 17,381,862.06, 26,115,301.91 and 16,415,028.78 is: 24,662,687.52
Step by Step Solution
- Step 1: Write the proportion equation
17,381,862.06 : 26,115,301.91 = 16,415,028.78 : x - Step 2: Convert to fraction form
17,381,862.06/26,115,301.91 = 16,415,028.78/x - Step 3: Cross multiply
17,381,862.06x = 26,115,301.91 × 16,415,028.78 - Step 4: Simplify right side
17,381,862.06x = 428,683,432,451,038.94 - Step 5: Solve for x
x = 428,683,432,451,038.94/17,381,862.06 - Step 6: Final answer
x = 24,662,687.52
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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.