Finding the Fourth Proportional to 21,756,203.24, 32,630,758.00 and 6,399,901.55
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Solution
The fourth proportional to 21,756,203.24, 32,630,758.00 and 6,399,901.55 is: 9,598,808.97
Step by Step Solution
- Step 1: Write the proportion equation
21,756,203.24 : 32,630,758.00 = 6,399,901.55 : x - Step 2: Convert to fraction form
21,756,203.24/32,630,758.00 = 6,399,901.55/x - Step 3: Cross multiply
21,756,203.24x = 32,630,758.00 × 6,399,901.55 - Step 4: Simplify right side
21,756,203.24x = 208,833,638,767,452.03 - Step 5: Solve for x
x = 208,833,638,767,452.03/21,756,203.24 - Step 6: Final answer
x = 9,598,808.97
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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.