Home / 6,822,459.40-10,220,210.70-3,459,080.20

Finding the Fourth Proportional to 6,822,459.40, 10,220,210.70 and 3,459,080.20

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Solution

The fourth proportional to 6,822,459.40, 10,220,210.70 and 3,459,080.20 is: 5,181,786.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822,459.40 : 10,220,210.70 = 3,459,080.20 : x
  2. Step 2: Convert to fraction form
    6,822,459.40/10,220,210.70 = 3,459,080.20/x
  3. Step 3: Cross multiply
    6,822,459.40x = 10,220,210.70 × 3,459,080.20
  4. Step 4: Simplify right side
    6,822,459.40x = 35,352,528,472,198.14
  5. Step 5: Solve for x
    x = 35,352,528,472,198.14/6,822,459.40
  6. Step 6: Final answer
    x = 5,181,786.57

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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.