Finding the Fourth Proportional to 73,339,638.35, 110,009,477.91 and 27,275,488.75
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Solution
The fourth proportional to 73,339,638.35, 110,009,477.91 and 27,275,488.75 is: 40,913,240.70
Step by Step Solution
- Step 1: Write the proportion equation
73,339,638.35 : 110,009,477.91 = 27,275,488.75 : x - Step 2: Convert to fraction form
73,339,638.35/110,009,477.91 = 27,275,488.75/x - Step 3: Cross multiply
73,339,638.35x = 110,009,477.91 × 27,275,488.75 - Step 4: Simplify right side
73,339,638.35x = 3,000,562,276,577,531 - Step 5: Solve for x
x = 3,000,562,276,577,531/73,339,638.35 - Step 6: Final answer
x = 40,913,240.70
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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.