Finding the Fourth Proportional to 9,836,628.98, 14,754,930.35 and 2,648,170.76
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Solution
The fourth proportional to 9,836,628.98, 14,754,930.35 and 2,648,170.76 is: 3,972,252.60
Step by Step Solution
- Step 1: Write the proportion equation
9,836,628.98 : 14,754,930.35 = 2,648,170.76 : x - Step 2: Convert to fraction form
9,836,628.98/14,754,930.35 = 2,648,170.76/x - Step 3: Cross multiply
9,836,628.98x = 14,754,930.35 × 2,648,170.76 - Step 4: Simplify right side
9,836,628.98x = 39,073,575,031,691.06 - Step 5: Solve for x
x = 39,073,575,031,691.06/9,836,628.98 - Step 6: Final answer
x = 3,972,252.60
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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.