Finding the Fourth Proportional to 9,201,749.84, 13,820,560.56 and 7,497,152.83
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Solution
The fourth proportional to 9,201,749.84, 13,820,560.56 and 7,497,152.83 is: 11,260,342.49
Step by Step Solution
- Step 1: Write the proportion equation
9,201,749.84 : 13,820,560.56 = 7,497,152.83 : x - Step 2: Convert to fraction form
9,201,749.84/13,820,560.56 = 7,497,152.83/x - Step 3: Cross multiply
9,201,749.84x = 13,820,560.56 × 7,497,152.83 - Step 4: Simplify right side
9,201,749.84x = 103,614,854,680,038.98 - Step 5: Solve for x
x = 103,614,854,680,038.98/9,201,749.84 - Step 6: Final answer
x = 11,260,342.49
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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.