Home / 6,876,599.13-9,489,535.43-3,820,821.21

Finding the Fourth Proportional to 6,876,599.13, 9,489,535.43 and 3,820,821.21

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Solution

The fourth proportional to 6,876,599.13, 9,489,535.43 and 3,820,821.21 is: 5,272,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,599.13 : 9,489,535.43 = 3,820,821.21 : x
  2. Step 2: Convert to fraction form
    6,876,599.13/9,489,535.43 = 3,820,821.21/x
  3. Step 3: Cross multiply
    6,876,599.13x = 9,489,535.43 × 3,820,821.21
  4. Step 4: Simplify right side
    6,876,599.13x = 36,257,818,224,886.37
  5. Step 5: Solve for x
    x = 36,257,818,224,886.37/6,876,599.13
  6. Step 6: Final answer
    x = 5,272,638.05

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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.