Finding the Fourth Proportional to 9,073,153.80, 13,593,984.30 and 7,655,977.80
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Solution
The fourth proportional to 9,073,153.80, 13,593,984.30 and 7,655,977.80 is: 11,470,679.80
Step by Step Solution
- Step 1: Write the proportion equation
9,073,153.80 : 13,593,984.30 = 7,655,977.80 : x - Step 2: Convert to fraction form
9,073,153.80/13,593,984.30 = 7,655,977.80/x - Step 3: Cross multiply
9,073,153.80x = 13,593,984.30 × 7,655,977.80 - Step 4: Simplify right side
9,073,153.80x = 104,075,242,014,348.55 - Step 5: Solve for x
x = 104,075,242,014,348.55/9,073,153.80 - Step 6: Final answer
x = 11,470,679.80
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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.