Home / 25,231,390.30-34,819,313.25-13,628,953.90

Finding the Fourth Proportional to 25,231,390.30, 34,819,313.25 and 13,628,953.90

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Solution

The fourth proportional to 25,231,390.30, 34,819,313.25 and 13,628,953.90 is: 18,807,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,390.30 : 34,819,313.25 = 13,628,953.90 : x
  2. Step 2: Convert to fraction form
    25,231,390.30/34,819,313.25 = 13,628,953.90/x
  3. Step 3: Cross multiply
    25,231,390.30x = 34,819,313.25 × 13,628,953.90
  4. Step 4: Simplify right side
    25,231,390.30x = 474,550,815,110,629.94
  5. Step 5: Solve for x
    x = 474,550,815,110,629.94/25,231,390.30
  6. Step 6: Final answer
    x = 18,807,953.48

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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.