Home / 15,535,752.21-21,448,524.43-13,812,103.73

Finding the Fourth Proportional to 15,535,752.21, 21,448,524.43 and 13,812,103.73

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Solution

The fourth proportional to 15,535,752.21, 21,448,524.43 and 13,812,103.73 is: 19,068,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535,752.21 : 21,448,524.43 = 13,812,103.73 : x
  2. Step 2: Convert to fraction form
    15,535,752.21/21,448,524.43 = 13,812,103.73/x
  3. Step 3: Cross multiply
    15,535,752.21x = 21,448,524.43 × 13,812,103.73
  4. Step 4: Simplify right side
    15,535,752.21x = 296,249,244,353,485.56
  5. Step 5: Solve for x
    x = 296,249,244,353,485.56/15,535,752.21
  6. Step 6: Final answer
    x = 19,068,870.33

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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.