Finding the Fourth Proportional to 16,312,966.08, 24,469,447.74 and 7,767,394.80
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Solution
The fourth proportional to 16,312,966.08, 24,469,447.74 and 7,767,394.80 is: 11,651,091.54
Step by Step Solution
- Step 1: Write the proportion equation
16,312,966.08 : 24,469,447.74 = 7,767,394.80 : x - Step 2: Convert to fraction form
16,312,966.08/24,469,447.74 = 7,767,394.80/x - Step 3: Cross multiply
16,312,966.08x = 24,469,447.74 × 7,767,394.80 - Step 4: Simplify right side
16,312,966.08x = 190,063,861,134,547.75 - Step 5: Solve for x
x = 190,063,861,134,547.75/16,312,966.08 - Step 6: Final answer
x = 11,651,091.54
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1.5x scale
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.