Home / 13,729,453.04-20,472,878.21-13,606,225.31

Finding the Fourth Proportional to 13,729,453.04, 20,472,878.21 and 13,606,225.31

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Solution

The fourth proportional to 13,729,453.04, 20,472,878.21 and 13,606,225.31 is: 20,289,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729,453.04 : 20,472,878.21 = 13,606,225.31 : x
  2. Step 2: Convert to fraction form
    13,729,453.04/20,472,878.21 = 13,606,225.31/x
  3. Step 3: Cross multiply
    13,729,453.04x = 20,472,878.21 × 13,606,225.31
  4. Step 4: Simplify right side
    13,729,453.04x = 278,558,593,652,600.53
  5. Step 5: Solve for x
    x = 278,558,593,652,600.53/13,729,453.04
  6. Step 6: Final answer
    x = 20,289,125.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.