Finding the Fourth Proportional to 12,977,269.10, 19,444,908.45 and 8,176,366.70
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Solution
The fourth proportional to 12,977,269.10, 19,444,908.45 and 8,176,366.70 is: 12,251,321.96
Step by Step Solution
- Step 1: Write the proportion equation
12,977,269.10 : 19,444,908.45 = 8,176,366.70 : x - Step 2: Convert to fraction form
12,977,269.10/19,444,908.45 = 8,176,366.70/x - Step 3: Cross multiply
12,977,269.10x = 19,444,908.45 × 8,176,366.70 - Step 4: Simplify right side
12,977,269.10x = 158,988,701,935,128.62 - Step 5: Solve for x
x = 158,988,701,935,128.62/12,977,269.10 - Step 6: Final answer
x = 12,251,321.96
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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.