Finding the Fourth Proportional to 9,790,327.80, 14,656,461.30 and 7,277,124.60
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Solution
The fourth proportional to 9,790,327.80, 14,656,461.30 and 7,277,124.60 is: 10,894,108.68
Step by Step Solution
- Step 1: Write the proportion equation
9,790,327.80 : 14,656,461.30 = 7,277,124.60 : x - Step 2: Convert to fraction form
9,790,327.80/14,656,461.30 = 7,277,124.60/x - Step 3: Cross multiply
9,790,327.80x = 14,656,461.30 × 7,277,124.60 - Step 4: Simplify right side
9,790,327.80x = 106,656,895,075,177.98 - Step 5: Solve for x
x = 106,656,895,075,177.98/9,790,327.80 - Step 6: Final answer
x = 10,894,108.68
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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.