Finding the Fourth Proportional to 26,816,554.80, 40,245,827.40 and 12,441,403.80
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Solution
The fourth proportional to 26,816,554.80, 40,245,827.40 and 12,441,403.80 is: 18,671,846.32
Step by Step Solution
- Step 1: Write the proportion equation
26,816,554.80 : 40,245,827.40 = 12,441,403.80 : x - Step 2: Convert to fraction form
26,816,554.80/40,245,827.40 = 12,441,403.80/x - Step 3: Cross multiply
26,816,554.80x = 40,245,827.40 × 12,441,403.80 - Step 4: Simplify right side
26,816,554.80x = 500,714,589,948,504.12 - Step 5: Solve for x
x = 500,714,589,948,504.12/26,816,554.80 - Step 6: Final answer
x = 18,671,846.32
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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.