Finding the Fourth Proportional to 19,455,335.58, 26,847,894.81 and 10,634,391.06
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Solution
The fourth proportional to 19,455,335.58, 26,847,894.81 and 10,634,391.06 is: 14,675,203.69
Step by Step Solution
- Step 1: Write the proportion equation
19,455,335.58 : 26,847,894.81 = 10,634,391.06 : x - Step 2: Convert to fraction form
19,455,335.58/26,847,894.81 = 10,634,391.06/x - Step 3: Cross multiply
19,455,335.58x = 26,847,894.81 × 10,634,391.06 - Step 4: Simplify right side
19,455,335.58x = 285,511,012,547,284.38 - Step 5: Solve for x
x = 285,511,012,547,284.38/19,455,335.58 - Step 6: Final answer
x = 14,675,203.69
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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.