Finding the Fourth Proportional to 12,481,637.05, 18,731,146.85 and 4,395,264.02
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Solution
The fourth proportional to 12,481,637.05, 18,731,146.85 and 4,395,264.02 is: 6,595,956.55
Step by Step Solution
- Step 1: Write the proportion equation
12,481,637.05 : 18,731,146.85 = 4,395,264.02 : x - Step 2: Convert to fraction form
12,481,637.05/18,731,146.85 = 4,395,264.02/x - Step 3: Cross multiply
12,481,637.05x = 18,731,146.85 × 4,395,264.02 - Step 4: Simplify right side
12,481,637.05x = 82,328,335,698,497.44 - Step 5: Solve for x
x = 82,328,335,698,497.44/12,481,637.05 - Step 6: Final answer
x = 6,595,956.55
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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.