Finding the Fourth Proportional to 6,337,929.12, 8,747,460.36 and 3,761,030.76
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Solution
The fourth proportional to 6,337,929.12, 8,747,460.36 and 3,761,030.76 is: 5,190,885.99
Step by Step Solution
- Step 1: Write the proportion equation
6,337,929.12 : 8,747,460.36 = 3,761,030.76 : x - Step 2: Convert to fraction form
6,337,929.12/8,747,460.36 = 3,761,030.76/x - Step 3: Cross multiply
6,337,929.12x = 8,747,460.36 × 3,761,030.76 - Step 4: Simplify right side
6,337,929.12x = 32,899,467,485,840.67 - Step 5: Solve for x
x = 32,899,467,485,840.67/6,337,929.12 - Step 6: Final answer
x = 5,190,885.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.