Home / 13,113,004.80-19,669,507.20-12,273,196.80

Finding the Fourth Proportional to 13,113,004.80, 19,669,507.20 and 12,273,196.80

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Solution

The fourth proportional to 13,113,004.80, 19,669,507.20 and 12,273,196.80 is: 18,409,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,004.80 : 19,669,507.20 = 12,273,196.80 : x
  2. Step 2: Convert to fraction form
    13,113,004.80/19,669,507.20 = 12,273,196.80/x
  3. Step 3: Cross multiply
    13,113,004.80x = 19,669,507.20 × 12,273,196.80
  4. Step 4: Simplify right side
    13,113,004.80x = 241,407,732,824,616.97
  5. Step 5: Solve for x
    x = 241,407,732,824,616.97/13,113,004.80
  6. Step 6: Final answer
    x = 18,409,795.20

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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.