Finding the Fourth Proportional to 28,552,394.16, 42,830,252.58 and 8,080,401.12
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Solution
The fourth proportional to 28,552,394.16, 42,830,252.58 and 8,080,401.12 is: 12,121,071.84
Step by Step Solution
- Step 1: Write the proportion equation
28,552,394.16 : 42,830,252.58 = 8,080,401.12 : x - Step 2: Convert to fraction form
28,552,394.16/42,830,252.58 = 8,080,401.12/x - Step 3: Cross multiply
28,552,394.16x = 42,830,252.58 × 8,080,401.12 - Step 4: Simplify right side
28,552,394.16x = 346,085,620,917,314.88 - Step 5: Solve for x
x = 346,085,620,917,314.88/28,552,394.16 - Step 6: Final answer
x = 12,121,071.84
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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.