Finding the Fourth Proportional to 18,130,702.71, 27,199,006.52 and 5,352,499.11
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Solution
The fourth proportional to 18,130,702.71, 27,199,006.52 and 5,352,499.11 is: 8,029,620.28
Step by Step Solution
- Step 1: Write the proportion equation
18,130,702.71 : 27,199,006.52 = 5,352,499.11 : x - Step 2: Convert to fraction form
18,130,702.71/27,199,006.52 = 5,352,499.11/x - Step 3: Cross multiply
18,130,702.71x = 27,199,006.52 × 5,352,499.11 - Step 4: Simplify right side
18,130,702.71x = 145,582,658,191,184.22 - Step 5: Solve for x
x = 145,582,658,191,184.22/18,130,702.71 - Step 6: Final answer
x = 8,029,620.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.