Finding the Fourth Proportional to 31,257,936.84, 46,894,354.62 and 10,787,833.05
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Solution
The fourth proportional to 31,257,936.84, 46,894,354.62 and 10,787,833.05 is: 16,184,320.52
Step by Step Solution
- Step 1: Write the proportion equation
31,257,936.84 : 46,894,354.62 = 10,787,833.05 : x - Step 2: Convert to fraction form
31,257,936.84/46,894,354.62 = 10,787,833.05/x - Step 3: Cross multiply
31,257,936.84x = 46,894,354.62 × 10,787,833.05 - Step 4: Simplify right side
31,257,936.84x = 505,888,468,628,056.19 - Step 5: Solve for x
x = 505,888,468,628,056.19/31,257,936.84 - Step 6: Final answer
x = 16,184,320.52
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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.