Finding the Fourth Proportional to 28,785,372.48, 43,163,388 and 9,609,238.08
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Solution
The fourth proportional to 28,785,372.48, 43,163,388 and 9,609,238.08 is: 14,408,959.69
Step by Step Solution
- Step 1: Write the proportion equation
28,785,372.48 : 43,163,388 = 9,609,238.08 : x - Step 2: Convert to fraction form
28,785,372.48/43,163,388 = 9,609,238.08/x - Step 3: Cross multiply
28,785,372.48x = 43,163,388 × 9,609,238.08 - Step 4: Simplify right side
28,785,372.48x = 414,767,271,631,415.06 - Step 5: Solve for x
x = 414,767,271,631,415.06/28,785,372.48 - Step 6: Final answer
x = 14,408,959.69
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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.