Finding the Fourth Proportional to 8,402,995.84, 11,595,479.52 and 4,964,584.72
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Solution
The fourth proportional to 8,402,995.84, 11,595,479.52 and 4,964,584.72 is: 6,850,740.09
Step by Step Solution
- Step 1: Write the proportion equation
8,402,995.84 : 11,595,479.52 = 4,964,584.72 : x - Step 2: Convert to fraction form
8,402,995.84/11,595,479.52 = 4,964,584.72/x - Step 3: Cross multiply
8,402,995.84x = 11,595,479.52 × 4,964,584.72 - Step 4: Simplify right side
8,402,995.84x = 57,566,740,446,064.93 - Step 5: Solve for x
x = 57,566,740,446,064.93/8,402,995.84 - Step 6: Final answer
x = 6,850,740.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.