Finding the Fourth Proportional to 19,067,073.44, 26,312,451.39 and 10,808,693.51
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Solution
The fourth proportional to 19,067,073.44, 26,312,451.39 and 10,808,693.51 is: 14,915,934.71
Step by Step Solution
- Step 1: Write the proportion equation
19,067,073.44 : 26,312,451.39 = 10,808,693.51 : x - Step 2: Convert to fraction form
19,067,073.44/26,312,451.39 = 10,808,693.51/x - Step 3: Cross multiply
19,067,073.44x = 26,312,451.39 × 10,808,693.51 - Step 4: Simplify right side
19,067,073.44x = 284,403,222,439,721.25 - Step 5: Solve for x
x = 284,403,222,439,721.25/19,067,073.44 - Step 6: Final answer
x = 14,915,934.71
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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.