Finding the Fourth Proportional to 26,006,451.40, 39,021,341.10 and 8,979,344.20
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Solution
The fourth proportional to 26,006,451.40, 39,021,341.10 and 8,979,344.20 is: 13,473,043.57
Step by Step Solution
- Step 1: Write the proportion equation
26,006,451.40 : 39,021,341.10 = 8,979,344.20 : x - Step 2: Convert to fraction form
26,006,451.40/39,021,341.10 = 8,979,344.20/x - Step 3: Cross multiply
26,006,451.40x = 39,021,341.10 × 8,979,344.20 - Step 4: Simplify right side
26,006,451.40x = 350,386,052,882,506.62 - Step 5: Solve for x
x = 350,386,052,882,506.62/26,006,451.40 - Step 6: Final answer
x = 13,473,043.57
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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.