Finding the Fourth Proportional to 6,226,327.80, 9,339,491.70 and 2,438,551.80
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Solution
The fourth proportional to 6,226,327.80, 9,339,491.70 and 2,438,551.80 is: 3,657,827.70
Step by Step Solution
- Step 1: Write the proportion equation
6,226,327.80 : 9,339,491.70 = 2,438,551.80 : x - Step 2: Convert to fraction form
6,226,327.80/9,339,491.70 = 2,438,551.80/x - Step 3: Cross multiply
6,226,327.80x = 9,339,491.70 × 2,438,551.80 - Step 4: Simplify right side
6,226,327.80x = 22,774,834,296,120.05 - Step 5: Solve for x
x = 22,774,834,296,120.05/6,226,327.80 - Step 6: Final answer
x = 3,657,827.70
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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.