Home / 14,495,983.36-20,004,469.86-7,969,723.84

Finding the Fourth Proportional to 14,495,983.36, 20,004,469.86 and 7,969,723.84

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Solution

The fourth proportional to 14,495,983.36, 20,004,469.86 and 7,969,723.84 is: 10,998,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495,983.36 : 20,004,469.86 = 7,969,723.84 : x
  2. Step 2: Convert to fraction form
    14,495,983.36/20,004,469.86 = 7,969,723.84/x
  3. Step 3: Cross multiply
    14,495,983.36x = 20,004,469.86 × 7,969,723.84
  4. Step 4: Simplify right side
    14,495,983.36x = 159,430,100,349,803.47
  5. Step 5: Solve for x
    x = 159,430,100,349,803.47/14,495,983.36
  6. Step 6: Final answer
    x = 10,998,225.95

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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.