Finding the Fourth Proportional to 19,455,335.33, 26,847,894.47 and 10,634,390.81
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Solution
The fourth proportional to 19,455,335.33, 26,847,894.47 and 10,634,390.81 is: 14,675,203.35
Step by Step Solution
- Step 1: Write the proportion equation
19,455,335.33 : 26,847,894.47 = 10,634,390.81 : x - Step 2: Convert to fraction form
19,455,335.33/26,847,894.47 = 10,634,390.81/x - Step 3: Cross multiply
19,455,335.33x = 26,847,894.47 × 10,634,390.81 - Step 4: Simplify right side
19,455,335.33x = 285,511,002,166,445.88 - Step 5: Solve for x
x = 285,511,002,166,445.88/19,455,335.33 - Step 6: Final answer
x = 14,675,203.35
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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.