Finding the Fourth Proportional to 12,454,377.99, 18,684,088.85 and 5,265,900.35
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Solution
The fourth proportional to 12,454,377.99, 18,684,088.85 and 5,265,900.35 is: 7,899,916.81
Step by Step Solution
- Step 1: Write the proportion equation
12,454,377.99 : 18,684,088.85 = 5,265,900.35 : x - Step 2: Convert to fraction form
12,454,377.99/18,684,088.85 = 5,265,900.35/x - Step 3: Cross multiply
12,454,377.99x = 18,684,088.85 × 5,265,900.35 - Step 4: Simplify right side
12,454,377.99x = 98,388,550,014,646.09 - Step 5: Solve for x
x = 98,388,550,014,646.09/12,454,377.99 - Step 6: Final answer
x = 7,899,916.81
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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.