Home / 7,621,712.16-10,517,576.88-4,524,368.04

Finding the Fourth Proportional to 7,621,712.16, 10,517,576.88 and 4,524,368.04

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Solution

The fourth proportional to 7,621,712.16, 10,517,576.88 and 4,524,368.04 is: 6,243,398.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,712.16 : 10,517,576.88 = 4,524,368.04 : x
  2. Step 2: Convert to fraction form
    7,621,712.16/10,517,576.88 = 4,524,368.04/x
  3. Step 3: Cross multiply
    7,621,712.16x = 10,517,576.88 × 4,524,368.04
  4. Step 4: Simplify right side
    7,621,712.16x = 47,585,388,694,114.92
  5. Step 5: Solve for x
    x = 47,585,388,694,114.92/7,621,712.16
  6. Step 6: Final answer
    x = 6,243,398.82

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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.