Finding the Fourth Proportional to 5,470,215.17, 7,549,351.47 and 3,023,303.99
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Solution
The fourth proportional to 5,470,215.17, 7,549,351.47 and 3,023,303.99 is: 4,172,410.72
Step by Step Solution
- Step 1: Write the proportion equation
5,470,215.17 : 7,549,351.47 = 3,023,303.99 : x - Step 2: Convert to fraction form
5,470,215.17/7,549,351.47 = 3,023,303.99/x - Step 3: Cross multiply
5,470,215.17x = 7,549,351.47 × 3,023,303.99 - Step 4: Simplify right side
5,470,215.17x = 22,823,984,383,416.61 - Step 5: Solve for x
x = 22,823,984,383,416.61/5,470,215.17 - Step 6: Final answer
x = 4,172,410.72
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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.