Finding the Fourth Proportional to 24,698,657.18, 34,084,113.36 and 13,686,120.14
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Solution
The fourth proportional to 24,698,657.18, 34,084,113.36 and 13,686,120.14 is: 18,886,827.20
Step by Step Solution
- Step 1: Write the proportion equation
24,698,657.18 : 34,084,113.36 = 13,686,120.14 : x - Step 2: Convert to fraction form
24,698,657.18/34,084,113.36 = 13,686,120.14/x - Step 3: Cross multiply
24,698,657.18x = 34,084,113.36 × 13,686,120.14 - Step 4: Simplify right side
24,698,657.18x = 466,479,270,139,918.50 - Step 5: Solve for x
x = 466,479,270,139,918.50/24,698,657.18 - Step 6: Final answer
x = 18,886,827.20
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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.