Finding the Fourth Proportional to 30,943,944.84, 46,368,639.18 and 12,983,251.08
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Solution
The fourth proportional to 30,943,944.84, 46,368,639.18 and 12,983,251.08 is: 19,455,040.00
Step by Step Solution
- Step 1: Write the proportion equation
30,943,944.84 : 46,368,639.18 = 12,983,251.08 : x - Step 2: Convert to fraction form
30,943,944.84/46,368,639.18 = 12,983,251.08/x - Step 3: Cross multiply
30,943,944.84x = 46,368,639.18 × 12,983,251.08 - Step 4: Simplify right side
30,943,944.84x = 602,015,684,711,865.38 - Step 5: Solve for x
x = 602,015,684,711,865.38/30,943,944.84 - Step 6: Final answer
x = 19,455,040.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.