Finding the Fourth Proportional to 36,281,312.91, 50,068,202.36 and 19,983,788.91
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Solution
The fourth proportional to 36,281,312.91, 50,068,202.36 and 19,983,788.91 is: 27,577,623.48
Step by Step Solution
- Step 1: Write the proportion equation
36,281,312.91 : 50,068,202.36 = 19,983,788.91 : x - Step 2: Convert to fraction form
36,281,312.91/50,068,202.36 = 19,983,788.91/x - Step 3: Cross multiply
36,281,312.91x = 50,068,202.36 × 19,983,788.91 - Step 4: Simplify right side
36,281,312.91x = 1,000,552,386,965,484.88 - Step 5: Solve for x
x = 1,000,552,386,965,484.88/36,281,312.91 - Step 6: Final answer
x = 27,577,623.48
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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.