Finding the Fourth Proportional to 10,787,865.51, 16,176,210.48 and 3,962,675.91
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Solution
The fourth proportional to 10,787,865.51, 16,176,210.48 and 3,962,675.91 is: 5,941,961.32
Step by Step Solution
- Step 1: Write the proportion equation
10,787,865.51 : 16,176,210.48 = 3,962,675.91 : x - Step 2: Convert to fraction form
10,787,865.51/16,176,210.48 = 3,962,675.91/x - Step 3: Cross multiply
10,787,865.51x = 16,176,210.48 × 3,962,675.91 - Step 4: Simplify right side
10,787,865.51x = 64,101,079,584,185.54 - Step 5: Solve for x
x = 64,101,079,584,185.54/10,787,865.51 - Step 6: Final answer
x = 5,941,961.32
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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.