Finding the Fourth Proportional to 15,696,088.30, 23,544,132.45 and 13,568,574.70
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Solution
The fourth proportional to 15,696,088.30, 23,544,132.45 and 13,568,574.70 is: 20,352,862.05
Step by Step Solution
- Step 1: Write the proportion equation
15,696,088.30 : 23,544,132.45 = 13,568,574.70 : x - Step 2: Convert to fraction form
15,696,088.30/23,544,132.45 = 13,568,574.70/x - Step 3: Cross multiply
15,696,088.30x = 23,544,132.45 × 13,568,574.70 - Step 4: Simplify right side
15,696,088.30x = 319,460,319,894,519 - Step 5: Solve for x
x = 319,460,319,894,519/15,696,088.30 - Step 6: Final answer
x = 20,352,862.05
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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.