Finding the Fourth Proportional to 17,631,555.19, 24,330,727.15 and 9,791,565.19
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Solution
The fourth proportional to 17,631,555.19, 24,330,727.15 and 9,791,565.19 is: 13,511,905.13
Step by Step Solution
- Step 1: Write the proportion equation
17,631,555.19 : 24,330,727.15 = 9,791,565.19 : x - Step 2: Convert to fraction form
17,631,555.19/24,330,727.15 = 9,791,565.19/x - Step 3: Cross multiply
17,631,555.19x = 24,330,727.15 × 9,791,565.19 - Step 4: Simplify right side
17,631,555.19x = 238,235,901,009,327.88 - Step 5: Solve for x
x = 238,235,901,009,327.88/17,631,555.19 - Step 6: Final answer
x = 13,511,905.13
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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.