Finding the Fourth Proportional to 27,163,387.12, 40,736,432.04 and 8,964,194.80
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Solution
The fourth proportional to 27,163,387.12, 40,736,432.04 and 8,964,194.80 is: 13,443,438.06
Step by Step Solution
- Step 1: Write the proportion equation
27,163,387.12 : 40,736,432.04 = 8,964,194.80 : x - Step 2: Convert to fraction form
27,163,387.12/40,736,432.04 = 8,964,194.80/x - Step 3: Cross multiply
27,163,387.12x = 40,736,432.04 × 8,964,194.80 - Step 4: Simplify right side
27,163,387.12x = 365,169,312,263,521.44 - Step 5: Solve for x
x = 365,169,312,263,521.44/27,163,387.12 - Step 6: Final answer
x = 13,443,438.06
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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.