Home / 7,104,106.40-10,643,912.40-3,309,807.20

Finding the Fourth Proportional to 7,104,106.40, 10,643,912.40 and 3,309,807.20

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Solution

The fourth proportional to 7,104,106.40, 10,643,912.40 and 3,309,807.20 is: 4,959,004.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,106.40 : 10,643,912.40 = 3,309,807.20 : x
  2. Step 2: Convert to fraction form
    7,104,106.40/10,643,912.40 = 3,309,807.20/x
  3. Step 3: Cross multiply
    7,104,106.40x = 10,643,912.40 × 3,309,807.20
  4. Step 4: Simplify right side
    7,104,106.40x = 35,229,297,897,689.28
  5. Step 5: Solve for x
    x = 35,229,297,897,689.28/7,104,106.40
  6. Step 6: Final answer
    x = 4,959,004.82

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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.