Finding the Fourth Proportional to 48,854,853.30, 73,260,161.55 and 18,552,645.30
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Solution
The fourth proportional to 48,854,853.30, 73,260,161.55 and 18,552,645.30 is: 27,820,568.48
Step by Step Solution
- Step 1: Write the proportion equation
48,854,853.30 : 73,260,161.55 = 18,552,645.30 : x - Step 2: Convert to fraction form
48,854,853.30/73,260,161.55 = 18,552,645.30/x - Step 3: Cross multiply
48,854,853.30x = 73,260,161.55 × 18,552,645.30 - Step 4: Simplify right side
48,854,853.30x = 1,359,169,791,857,848.25 - Step 5: Solve for x
x = 1,359,169,791,857,848.25/48,854,853.30 - Step 6: Final answer
x = 27,820,568.48
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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.