Home / 18,204,518.64-25,121,227.44-9,942,936

Finding the Fourth Proportional to 18,204,518.64, 25,121,227.44 and 9,942,936

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Solution

The fourth proportional to 18,204,518.64, 25,121,227.44 and 9,942,936 is: 13,720,700.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204,518.64 : 25,121,227.44 = 9,942,936 : x
  2. Step 2: Convert to fraction form
    18,204,518.64/25,121,227.44 = 9,942,936/x
  3. Step 3: Cross multiply
    18,204,518.64x = 25,121,227.44 × 9,942,936
  4. Step 4: Simplify right side
    18,204,518.64x = 249,778,756,677,363.84
  5. Step 5: Solve for x
    x = 249,778,756,677,363.84/18,204,518.64
  6. Step 6: Final answer
    x = 13,720,700.98

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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.