Finding the Fourth Proportional to 7,959,424.08, 10,984,394.61 and 4,475,859.15
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Solution
The fourth proportional to 7,959,424.08, 10,984,394.61 and 4,475,859.15 is: 6,176,904.59
Step by Step Solution
- Step 1: Write the proportion equation
7,959,424.08 : 10,984,394.61 = 4,475,859.15 : x - Step 2: Convert to fraction form
7,959,424.08/10,984,394.61 = 4,475,859.15/x - Step 3: Cross multiply
7,959,424.08x = 10,984,394.61 × 4,475,859.15 - Step 4: Simplify right side
7,959,424.08x = 49,164,603,122,379.18 - Step 5: Solve for x
x = 49,164,603,122,379.18/7,959,424.08 - Step 6: Final answer
x = 6,176,904.59
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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.