Finding the Fourth Proportional to 12,102,981.48, 16,701,628.19 and 6,596,238.19
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Solution
The fourth proportional to 12,102,981.48, 16,701,628.19 and 6,596,238.19 is: 9,102,543.69
Step by Step Solution
- Step 1: Write the proportion equation
12,102,981.48 : 16,701,628.19 = 6,596,238.19 : x - Step 2: Convert to fraction form
12,102,981.48/16,701,628.19 = 6,596,238.19/x - Step 3: Cross multiply
12,102,981.48x = 16,701,628.19 × 6,596,238.19 - Step 4: Simplify right side
12,102,981.48x = 110,167,917,702,058.58 - Step 5: Solve for x
x = 110,167,917,702,058.58/12,102,981.48 - Step 6: Final answer
x = 9,102,543.69
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1.5x scale
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.