Finding the Fourth Proportional to 10,698,582.26, 14,764,043.52 and 6,115,002.05
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Solution
The fourth proportional to 10,698,582.26, 14,764,043.52 and 6,115,002.05 is: 8,438,702.83
Step by Step Solution
- Step 1: Write the proportion equation
10,698,582.26 : 14,764,043.52 = 6,115,002.05 : x - Step 2: Convert to fraction form
10,698,582.26/14,764,043.52 = 6,115,002.05/x - Step 3: Cross multiply
10,698,582.26x = 14,764,043.52 × 6,115,002.05 - Step 4: Simplify right side
10,698,582.26x = 90,282,156,349,702.91 - Step 5: Solve for x
x = 90,282,156,349,702.91/10,698,582.26 - Step 6: Final answer
x = 8,438,702.83
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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.