Finding the Fourth Proportional to 13,035,695.60, 19,553,543.40 and 8,264,536.40
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Solution
The fourth proportional to 13,035,695.60, 19,553,543.40 and 8,264,536.40 is: 12,396,804.60
Step by Step Solution
- Step 1: Write the proportion equation
13,035,695.60 : 19,553,543.40 = 8,264,536.40 : x - Step 2: Convert to fraction form
13,035,695.60/19,553,543.40 = 8,264,536.40/x - Step 3: Cross multiply
13,035,695.60x = 19,553,543.40 × 8,264,536.40 - Step 4: Simplify right side
13,035,695.60x = 161,600,971,178,279.75 - Step 5: Solve for x
x = 161,600,971,178,279.75/13,035,695.60 - Step 6: Final answer
x = 12,396,804.60
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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.