Finding the Fourth Proportional to 8,149,215.60, 12,223,823.40 and 2,468,701.80
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Solution
The fourth proportional to 8,149,215.60, 12,223,823.40 and 2,468,701.80 is: 3,703,052.70
Step by Step Solution
- Step 1: Write the proportion equation
8,149,215.60 : 12,223,823.40 = 2,468,701.80 : x - Step 2: Convert to fraction form
8,149,215.60/12,223,823.40 = 2,468,701.80/x - Step 3: Cross multiply
8,149,215.60x = 12,223,823.40 × 2,468,701.80 - Step 4: Simplify right side
8,149,215.60x = 30,176,974,830,462.12 - Step 5: Solve for x
x = 30,176,974,830,462.12/8,149,215.60 - Step 6: Final answer
x = 3,703,052.70
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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.