Finding the Fourth Proportional to 24,991,067.70, 34,505,545.59 and 19,490,587.74
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Solution
The fourth proportional to 24,991,067.70, 34,505,545.59 and 19,490,587.74 is: 26,910,949.62
Step by Step Solution
- Step 1: Write the proportion equation
24,991,067.70 : 34,505,545.59 = 19,490,587.74 : x - Step 2: Convert to fraction form
24,991,067.70/34,505,545.59 = 19,490,587.74/x - Step 3: Cross multiply
24,991,067.70x = 34,505,545.59 × 19,490,587.74 - Step 4: Simplify right side
24,991,067.70x = 672,533,363,838,465.12 - Step 5: Solve for x
x = 672,533,363,838,465.12/24,991,067.70 - Step 6: Final answer
x = 26,910,949.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.