Home / 10,940,723.40-16,411,785.30-4,209,137.40

Finding the Fourth Proportional to 10,940,723.40, 16,411,785.30 and 4,209,137.40

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Solution

The fourth proportional to 10,940,723.40, 16,411,785.30 and 4,209,137.40 is: 6,313,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,723.40 : 16,411,785.30 = 4,209,137.40 : x
  2. Step 2: Convert to fraction form
    10,940,723.40/16,411,785.30 = 4,209,137.40/x
  3. Step 3: Cross multiply
    10,940,723.40x = 16,411,785.30 × 4,209,137.40
  4. Step 4: Simplify right side
    10,940,723.40x = 69,079,459,307,000.23
  5. Step 5: Solve for x
    x = 69,079,459,307,000.23/10,940,723.40
  6. Step 6: Final answer
    x = 6,313,975.48

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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.