Finding the Fourth Proportional to 13,808,992.41, 20,712,737.16 and 4,224,370.95
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Solution
The fourth proportional to 13,808,992.41, 20,712,737.16 and 4,224,370.95 is: 6,336,326.54
Step by Step Solution
- Step 1: Write the proportion equation
13,808,992.41 : 20,712,737.16 = 4,224,370.95 : x - Step 2: Convert to fraction form
13,808,992.41/20,712,737.16 = 4,224,370.95/x - Step 3: Cross multiply
13,808,992.41x = 20,712,737.16 × 4,224,370.95 - Step 4: Simplify right side
13,808,992.41x = 87,498,285,153,689.50 - Step 5: Solve for x
x = 87,498,285,153,689.50/13,808,992.41 - Step 6: Final answer
x = 6,336,326.54
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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.