Finding the Fourth Proportional to 12,210,703.24, 16,850,803.63 and 6,704,434.75
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Solution
The fourth proportional to 12,210,703.24, 16,850,803.63 and 6,704,434.75 is: 9,252,138.15
Step by Step Solution
- Step 1: Write the proportion equation
12,210,703.24 : 16,850,803.63 = 6,704,434.75 : x - Step 2: Convert to fraction form
12,210,703.24/16,850,803.63 = 6,704,434.75/x - Step 3: Cross multiply
12,210,703.24x = 16,850,803.63 × 6,704,434.75 - Step 4: Simplify right side
12,210,703.24x = 112,975,113,338,144.12 - Step 5: Solve for x
x = 112,975,113,338,144.12/12,210,703.24 - Step 6: Final answer
x = 9,252,138.15
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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.