Finding the Fourth Proportional to 32,808,215.70, 49,212,323.55 and 13,676,339.70
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Solution
The fourth proportional to 32,808,215.70, 49,212,323.55 and 13,676,339.70 is: 20,514,509.55
Step by Step Solution
- Step 1: Write the proportion equation
32,808,215.70 : 49,212,323.55 = 13,676,339.70 : x - Step 2: Convert to fraction form
32,808,215.70/49,212,323.55 = 13,676,339.70/x - Step 3: Cross multiply
32,808,215.70x = 49,212,323.55 × 13,676,339.70 - Step 4: Simplify right side
32,808,215.70x = 673,044,454,296,109.88 - Step 5: Solve for x
x = 673,044,454,296,109.88/32,808,215.70 - Step 6: Final answer
x = 20,514,509.55
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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.