Finding the Fourth Proportional to 11,287,319,326.56, 15,577,492,354.56 and 6,207,577,567.20
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Solution
The fourth proportional to 11,287,319,326.56, 15,577,492,354.56 and 6,207,577,567.20 is: 8,567,002,429.52
Step by Step Solution
- Step 1: Write the proportion equation
11,287,319,326.56 : 15,577,492,354.56 = 6,207,577,567.20 : x - Step 2: Convert to fraction form
11,287,319,326.56/15,577,492,354.56 = 6,207,577,567.20/x - Step 3: Cross multiply
11,287,319,326.56x = 15,577,492,354.56 × 6,207,577,567.20 - Step 4: Simplify right side
11,287,319,326.56x = 96,698,492,093,396,156,416 - Step 5: Solve for x
x = 96,698,492,093,396,156,416/11,287,319,326.56 - Step 6: Final answer
x = 8,567,002,429.52
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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.