Home / 12,815,607.24-19,220,960.88-3,840,159.24

Finding the Fourth Proportional to 12,815,607.24, 19,220,960.88 and 3,840,159.24

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Solution

The fourth proportional to 12,815,607.24, 19,220,960.88 and 3,840,159.24 is: 5,759,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,607.24 : 19,220,960.88 = 3,840,159.24 : x
  2. Step 2: Convert to fraction form
    12,815,607.24/19,220,960.88 = 3,840,159.24/x
  3. Step 3: Cross multiply
    12,815,607.24x = 19,220,960.88 × 3,840,159.24
  4. Step 4: Simplify right side
    12,815,607.24x = 73,811,550,525,010.53
  5. Step 5: Solve for x
    x = 73,811,550,525,010.53/12,815,607.24
  6. Step 6: Final answer
    x = 5,759,504.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.