Finding the Fourth Proportional to 11,071,690.70, 16,607,536.05 and 8,832,202.70
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Solution
The fourth proportional to 11,071,690.70, 16,607,536.05 and 8,832,202.70 is: 13,248,304.05
Step by Step Solution
- Step 1: Write the proportion equation
11,071,690.70 : 16,607,536.05 = 8,832,202.70 : x - Step 2: Convert to fraction form
11,071,690.70/16,607,536.05 = 8,832,202.70/x - Step 3: Cross multiply
11,071,690.70x = 16,607,536.05 × 8,832,202.70 - Step 4: Simplify right side
11,071,690.70x = 146,681,124,741,157.34 - Step 5: Solve for x
x = 146,681,124,741,157.34/11,071,690.70 - Step 6: Final answer
x = 13,248,304.05
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1.5x scale
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.