Finding the Fourth Proportional to 16,340,338.70, 24,487,568.04 and 12,913,560.80
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Solution
The fourth proportional to 16,340,338.70, 24,487,568.04 and 12,913,560.80 is: 19,352,212.00
Step by Step Solution
- Step 1: Write the proportion equation
16,340,338.70 : 24,487,568.04 = 12,913,560.80 : x - Step 2: Convert to fraction form
16,340,338.70/24,487,568.04 = 12,913,560.80/x - Step 3: Cross multiply
16,340,338.70x = 24,487,568.04 × 12,913,560.80 - Step 4: Simplify right side
16,340,338.70x = 316,221,698,789,895.75 - Step 5: Solve for x
x = 316,221,698,789,895.75/16,340,338.70 - Step 6: Final answer
x = 19,352,212.00
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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.